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10212110112 = 253293799139
BaseRepresentation
bin10011000001011000…
…00110111100100000
3222100200212221111110
421200230012330200
5131403300010422
64405200543320
7511031334531
oct114054067440
928320787443
1010212110112
114370519526
121b90021b40
13c69924909
146cc3b8688
153eb80a60c
hex260b06f20

10212110112 has 96 divisors (see below), whose sum is σ = 28480939200. Its totient is φ = 3197795328.

The previous prime is 10212110107. The next prime is 10212110131. The reversal of 10212110112 is 21101121201.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-4 number, since 4×102121101124 (a number of 41 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53439 + ... + 152577.

It is an arithmetic number, because the mean of its divisors is an integer number (296676450).

Almost surely, 210212110112 is an apocalyptic number.

10212110112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10212110112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14240469600).

10212110112 is an abundant number, since it is smaller than the sum of its proper divisors (18268829088).

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

10212110112 is a wasteful number, since it uses less digits than its factorization.

10212110112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99218 (or 99210 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10212110112 its reverse (21101121201), we get a palindrome (31313231313).

The spelling of 10212110112 in words is "ten billion, two hundred twelve million, one hundred ten thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 16 24 29 32 37 48 58 74 87 96 111 116 148 174 222 232 296 348 444 464 592 696 888 928 1073 1184 1392 1776 2146 2784 3219 3552 4292 6438 8584 12876 17168 25752 34336 51504 99139 103008 198278 297417 396556 594834 793112 1189668 1586224 2379336 2875031 3172448 3668143 4758672 5750062 7336286 8625093 9517344 11004429 11500124 14672572 17250186 22008858 23000248 29345144 34500372 44017716 46000496 58690288 69000744 88035432 92000992 106376147 117380576 138001488 176070864 212752294 276002976 319128441 352141728 425504588 638256882 851009176 1276513764 1702018352 2553027528 3404036704 5106055056 10212110112