23311130002 has 16 divisors (see below), whose sum is σ = 35424880920. Its totient is φ = 11503669248.

The previous prime is 23311129999. The next prime is 23311130009. The reversal of 23311130002 is 20003111332.

It can be written as a sum of positive squares in 4 ways, for example, as 23155404561 + 155725441 = 152169^2 + 12479^2 .

It is not an unprimeable number, because it can be changed into a prime (23311130009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152013 + ... + 264064.

Almost surely, 2^23311130002 is an apocalyptic number.

23311130002 is a deficient number, since it is larger than the sum of its proper divisors (12113750918).

23311130002 is a wasteful number, since it uses less digits than its factorization.

23311130002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416445.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 23311130002 its reverse (20003111332), we get a palindrome (43314241334).

The spelling of 23311130002 in words is "twenty-three billion, three hundred eleven million, one hundred thirty thousand, two".