23131100102 has 16 divisors (see below), whose sum is σ = 38656230912. Its totient is φ = 10290430920.

The previous prime is 23131100101. The next prime is 23131100107. The reversal of 23131100102 is 20100113132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23131100101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11184218 + ... + 11186285.

It is an arithmetic number, because the mean of its divisors is an integer number (2416014432).

Almost surely, 2^23131100102 is an apocalyptic number.

23131100102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23131100102 is a deficient number, since it is larger than the sum of its proper divisors (15525130810).

23131100102 is a wasteful number, since it uses less digits than its factorization.

23131100102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22370563.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 23131100102 its reverse (20100113132), we get a palindrome (43231213234).

The spelling of 23131100102 in words is "twenty-three billion, one hundred thirty-one million, one hundred thousand, one hundred two".