22133200012 has 48 divisors (see below), whose sum is σ = 50390226432. Its totient is φ = 8248394880.

The previous prime is 22133199971. The next prime is 22133200021. The reversal of 22133200012 is 21000233122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1555113 + ... + 1569280.

It is an arithmetic number, because the mean of its divisors is an integer number (1049796384).

Almost surely, 2^22133200012 is an apocalyptic number.

22133200012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22133200012 is an abundant number, since it is smaller than the sum of its proper divisors (28257026420).

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

22133200012 is a wasteful number, since it uses less digits than its factorization.

22133200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3124438 (or 3124436 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 22133200012 its reverse (21000233122), we get a palindrome (43133433134).

It can be divided in two parts, 221 and 33200012, that added together give a palindrome (33200233).

The spelling of 22133200012 in words is "twenty-two billion, one hundred thirty-three million, two hundred thousand, twelve".