23321003212 has 24 divisors (see below), whose sum is σ = 43955500176. Its totient is φ = 10762467648.

The previous prime is 23321003197. The next prime is 23321003213. The reversal of 23321003212 is 21230012332.

It is a super-2 number, since 2×23321003212² (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 23321003212.

It is not an unprimeable number, because it can be changed into a prime (23321003213) 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, 777078 + ... + 806530.

It is an arithmetic number, because the mean of its divisors is an integer number (1831479174).

Almost surely, 2^23321003212 is an apocalyptic number.

It is an amenable number.

23321003212 is a deficient number, since it is larger than the sum of its proper divisors (20634496964).

23321003212 is a wasteful number, since it uses less digits than its factorization.

23321003212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44697 (or 44695 counting only the distinct ones).

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

Adding to 23321003212 its reverse (21230012332), we get a palindrome (44551015544).

The spelling of 23321003212 in words is "twenty-three billion, three hundred twenty-one million, three thousand, two hundred twelve".