23332212012 has 24 divisors (see below), whose sum is σ = 54451140016. Its totient is φ = 7776073728.

The previous prime is 23332212011. The next prime is 23332212047. The reversal of 23332212012 is 21021223332.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 23332212012.

It is not an unprimeable number, because it can be changed into a prime (23332212011) 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 7 ways as a sum of consecutive naturals, for example, 91873 + ... + 234744.

Almost surely, 2^23332212012 is an apocalyptic number.

It is an amenable number.

23332212012 is an abundant number, since it is smaller than the sum of its proper divisors (31118928004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23332212012 is a wasteful number, since it uses less digits than its factorization.

23332212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332577 (or 332575 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 23332212012 its reverse (21021223332), we get a palindrome (44353435344).

The spelling of 23332212012 in words is "twenty-three billion, three hundred thirty-two million, two hundred twelve thousand, twelve".