13111023004 has 6 divisors (see below), whose sum is σ = 22944290264. Its totient is φ = 6555511500.

The previous prime is 13111022963. The next prime is 13111023031. The reversal of 13111023004 is 40032011131.

It is a super-2 number, since 2×13111023004² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1638877872 + ... + 1638877879.

Almost surely, 2^13111023004 is an apocalyptic number.

It is an amenable number.

13111023004 is a deficient number, since it is larger than the sum of its proper divisors (9833267260).

13111023004 is a wasteful number, since it uses less digits than its factorization.

13111023004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3277755755 (or 3277755753 counting only the distinct ones).

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

Adding to 13111023004 its reverse (40032011131), we get a palindrome (53143034135).

The spelling of 13111023004 in words is "thirteen billion, one hundred eleven million, twenty-three thousand, four".