23012103515044 has 24 divisors (see below), whose sum is σ = 46024640113088. Its totient is φ = 9862237274400.

The previous prime is 23012103515039. The next prime is 23012103515117. The reversal of 23012103515044 is 44051530121032.

It is a junction number, because it is equal to n+sod(n) for n = 23012103514997 and 23012103515015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 795282 + ... + 6830569.

Almost surely, 2^{23012103515044} is an apocalyptic number.

It is an amenable number.

23012103515044 is an abundant number, since it is smaller than the sum of its proper divisors (23012536598044).

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

23012103515044 is a wasteful number, since it uses less digits than its factorization.

23012103515044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7733635 (or 7733633 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 23012103515044 its reverse (44051530121032), we get a palindrome (67063633636076).

The spelling of 23012103515044 in words is "twenty-three trillion, twelve billion, one hundred three million, five hundred fifteen thousand, forty-four".