23013032212 has 6 divisors (see below), whose sum is σ = 40272806378. Its totient is φ = 11506516104.

The previous prime is 23013032177. The next prime is 23013032213. The reversal of 23013032212 is 21223031032.

It can be written as a sum of positive squares in only one way, i.e., 12380122756 + 10632909456 = 111266^2 + 103116^2 .

It is a super-2 number, since 2×23013032212² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23013032212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23013032213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2876629023 + ... + 2876629030.

Almost surely, 2^23013032212 is an apocalyptic number.

It is an amenable number.

23013032212 is a deficient number, since it is larger than the sum of its proper divisors (17259774166).

23013032212 is a wasteful number, since it uses less digits than its factorization.

23013032212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5753258057 (or 5753258055 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23013032212 its reverse (21223031032), we get a palindrome (44236063244).

The spelling of 23013032212 in words is "twenty-three billion, thirteen million, thirty-two thousand, two hundred twelve".