22330311212 has 24 divisors (see below), whose sum is σ = 42642066432. Its totient is φ = 10147410000.

The previous prime is 22330311191. The next prime is 22330311253. The reversal of 22330311212 is 21211303322.

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 in 7 ways as a sum of consecutive naturals, for example, 101837 + ... + 234587.

It is an arithmetic number, because the mean of its divisors is an integer number (1776752768).

Almost surely, 2^22330311212 is an apocalyptic number.

22330311212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22330311212 is a deficient number, since it is larger than the sum of its proper divisors (20311755220).

22330311212 is a wasteful number, since it uses less digits than its factorization.

22330311212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136589 (or 136587 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 22330311212 its reverse (21211303322), we get a palindrome (43541614534).

The spelling of 22330311212 in words is "twenty-two billion, three hundred thirty million, three hundred eleven thousand, two hundred twelve".