23132222312 has 8 divisors (see below), whose sum is σ = 43372916850. Its totient is φ = 11566111152.

The previous prime is 23132222221. The next prime is 23132222327. The reversal of 23132222312 is 21322223132.

It can be written as a sum of positive squares in only one way, i.e., 23071787236 + 60435076 = 151894^2 + 7774^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1445763887 + ... + 1445763902.

Almost surely, 2^23132222312 is an apocalyptic number.

It is an amenable number.

23132222312 is a deficient number, since it is larger than the sum of its proper divisors (20240694538).

23132222312 is a wasteful number, since it uses less digits than its factorization.

23132222312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2891527795 (or 2891527791 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

Adding to 23132222312 its reverse (21322223132), we get a palindrome (44454445444).

The spelling of 23132222312 in words is "twenty-three billion, one hundred thirty-two million, two hundred twenty-two thousand, three hundred twelve".