23023111012 has 24 divisors (see below), whose sum is σ = 43958043360. Its totient is φ = 10463900160.

The previous prime is 23023110997. The next prime is 23023111037. The reversal of 23023111012 is 21011132032.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475383 + ... + 521569.

It is an arithmetic number, because the mean of its divisors is an integer number (1831585140).

Almost surely, 2^23023111012 is an apocalyptic number.

23023111012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23023111012 is a deficient number, since it is larger than the sum of its proper divisors (20934932348).

23023111012 is a wasteful number, since it uses less digits than its factorization.

23023111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57531 (or 57529 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 23023111012 its reverse (21011132032), we get a palindrome (44034243044).

The spelling of 23023111012 in words is "twenty-three billion, twenty-three million, one hundred eleven thousand, twelve".