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10102100122112 = 29598315126683
BaseRepresentation
bin1001001100000001010000…
…0101101101101000000000
31022202202021201121212000112
42103000110011231220000
52311003100112401422
633252501333010452
72061565313145635
oct223002405555000
938682251555015
1010102100122112
113245305180a29
121171a30a83a28
13583815a9956b
1426cd3106c18c
15127ba371aee2
hex9301416da00

10102100122112 has 160 divisors (see below), whose sum is σ = 20912246530560. Its totient is φ = 4872944332800.

The previous prime is 10102100122111. The next prime is 10102100122123. The reversal of 10102100122112 is 21122100120101.

It is a super-2 number, since 2×101021001221122 (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10102100122111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 378583523 + ... + 378610205.

It is an arithmetic number, because the mean of its divisors is an integer number (130701540816).

Almost surely, 210102100122112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10102100122112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10456123265280).

10102100122112 is an abundant number, since it is smaller than the sum of its proper divisors (10810146408448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10102100122112 is an equidigital number, since it uses as much as digits as its factorization.

10102100122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26994 (or 26978 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10102100122112 its reverse (21122100120101), we get a palindrome (31224200242213).

The spelling of 10102100122112 in words is "ten trillion, one hundred two billion, one hundred million, one hundred twenty-two thousand, one hundred twelve".

Divisors: 1 2 4 8 16 32 59 64 83 118 128 151 166 236 256 302 332 472 512 604 664 944 1208 1328 1888 2416 2656 3776 4832 4897 5312 7552 8909 9664 9794 10624 12533 15104 17818 19328 19588 21248 25066 26683 30208 35636 38656 39176 42496 50132 53366 71272 77312 78352 100264 106732 142544 156704 200528 213464 285088 313408 401056 426928 570176 626816 739447 802112 853856 1140352 1253632 1478894 1574297 1604224 1707712 2214689 2280704 2507264 2957788 3148594 3208448 3415424 4029133 4429378 4561408 5915576 6297188 6416896 6830848 8058266 8858756 11831152 12594376 13661696 16116532 17717512 23662304 25188752 32233064 35435024 47324608 50377504 64466128 70870048 94649216 100755008 128932256 130666651 141740096 189298432 201510016 237718847 257864512 261333302 283480192 334418039 378596864 403020032 475437694 515729024 522666604 566960384 668836078 806040064 950875388 1031458048 1045333208 1133920768 1337672156 1901750776 2062916096 2090666416 2675344312 3803501552 4181332832 5350688624 7607003104 8362665664 10701377248 15214006208 16725331328 19730664301 21402754496 30428012416 33450662656 39461328602 42805508992 60856024832 66901325312 78922657204 85611017984 121712049664 157845314408 171222035968 315690628816 631381257632 1262762515264 2525525030528 5051050061056 10102100122112