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10131100023 = 311346988499
BaseRepresentation
bin10010110111101110…
…00101000101110111
3222011001110012112210
421123313011011313
5131222030200043
64353144344503
7506025633522
oct113367050567
928131405483
1010131100023
114329818440
121b68a75133
13c55bcc855
146c172bbb9
153e4657633
hex25bdc5177

10131100023 has 16 divisors (see below), whose sum is σ = 14740560000. Its totient is φ = 6138221280.

The previous prime is 10131100019. The next prime is 10131100039. The reversal of 10131100023 is 32000113101.

It is not a de Polignac number, because 10131100023 - 22 = 10131100019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10131099981 and 10131100008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10131100423) 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, 70228 + ... + 158726.

It is an arithmetic number, because the mean of its divisors is an integer number (921285000).

Almost surely, 210131100023 is an apocalyptic number.

10131100023 is a deficient number, since it is larger than the sum of its proper divisors (4609459977).

10131100023 is a wasteful number, since it uses less digits than its factorization.

10131100023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91982.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 10131100023 its reverse (32000113101), we get a palindrome (42131213124).

The spelling of 10131100023 in words is "ten billion, one hundred thirty-one million, one hundred thousand, twenty-three".

Divisors: 1 3 11 33 3469 10407 38159 88499 114477 265497 973489 2920467 307003031 921009093 3377033341 10131100023