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10101331000 = 235319599011
BaseRepresentation
bin10010110100001011…
…00001010000111000
3222001222102210010101
421122011201100320
5131141420043000
64350202325144
7505214616415
oct113205412070
928058383111
1010101331000
114313a35542
121b5aab97b4
13c4c9a8a47
146bb7bd10c
153e1c26e6a
hex25a161438

10101331000 has 128 divisors (see below), whose sum is σ = 25305696000. Its totient is φ = 3762576000.

The previous prime is 10101330979. The next prime is 10101331013. The reversal of 10101331000 is 13310101.

It is a super-2 number, since 2×101013310002 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 1116495 + ... + 1125505.

It is an arithmetic number, because the mean of its divisors is an integer number (197700750).

Almost surely, 210101331000 is an apocalyptic number.

10101331000 is a gapful number since it is divisible by the number (10) 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 10101331000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12652848000).

10101331000 is an abundant number, since it is smaller than the sum of its proper divisors (15204365000).

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

10101331000 is a wasteful number, since it uses less digits than its factorization.

10101331000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9110 (or 9096 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 10.

Adding to 10101331000 its reverse (13310101), we get a palindrome (10114641101).

The spelling of 10101331000 in words is "ten billion, one hundred one million, three hundred thirty-one thousand".

Divisors: 1 2 4 5 8 10 19 20 25 38 40 50 59 76 95 100 118 125 152 190 200 236 250 295 380 472 475 500 590 760 950 1000 1121 1180 1475 1900 2242 2360 2375 2950 3800 4484 4750 5605 5900 7375 8968 9011 9500 11210 11800 14750 18022 19000 22420 28025 29500 36044 44840 45055 56050 59000 72088 90110 112100 140125 171209 180220 224200 225275 280250 342418 360440 450550 531649 560500 684836 856045 901100 1063298 1121000 1126375 1369672 1712090 1802200 2126596 2252750 2658245 3424180 4253192 4280225 4505500 5316490 6848360 8560450 9011000 10101331 10632980 13291225 17120900 20202662 21265960 21401125 26582450 34241800 40405324 42802250 50506655 53164900 66456125 80810648 85604500 101013310 106329800 132912250 171209000 202026620 252533275 265824500 404053240 505066550 531649000 1010133100 1262666375 2020266200 2525332750 5050665500 10101331000