23122131002 has 16 divisors (see below), whose sum is σ = 34859099520. Its totient is φ = 11502517152.

The previous prime is 23122130929. The next prime is 23122131013. The reversal of 23122131002 is 20013122132.

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, 535118 + ... + 576710.

It is an arithmetic number, because the mean of its divisors is an integer number (2178693720).

Almost surely, 2^23122131002 is an apocalyptic number.

23122131002 is a deficient number, since it is larger than the sum of its proper divisors (11736968518).

23122131002 is a wasteful number, since it uses less digits than its factorization.

23122131002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42997.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 23122131002 its reverse (20013122132), we get a palindrome (43135253134).

The spelling of 23122131002 in words is "twenty-three billion, one hundred twenty-two million, one hundred thirty-one thousand, two".