23311121032 has 16 divisors (see below), whose sum is σ = 43732647900. Its totient is φ = 11649081600.

The previous prime is 23311120997. The next prime is 23311121039. The reversal of 23311121032 is 23012111332.

It can be written as a sum of positive squares in 2 ways, for example, as 19562497956 + 3748623076 = 139866^2 + 61226^2 .

It is not an unprimeable number, because it can be changed into a prime (23311121039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 794557 + ... + 823372.

Almost surely, 2^23311121032 is an apocalyptic number.

It is an amenable number.

23311121032 is a deficient number, since it is larger than the sum of its proper divisors (20421526868).

23311121032 is a wasteful number, since it uses less digits than its factorization.

23311121032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1619736 (or 1619732 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 23311121032 its reverse (23012111332), we get a palindrome (46323232364).

The spelling of 23311121032 in words is "twenty-three billion, three hundred eleven million, one hundred twenty-one thousand, thirty-two".