22130133312 has 56 divisors (see below), whose sum is σ = 66917311936. Its totient is φ = 6322894848.

The previous prime is 22130133293. The next prime is 22130133323. The reversal of 22130133312 is 21333103122.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8231593 + ... + 8234280.

Almost surely, 2^22130133312 is an apocalyptic number.

It is an amenable number.

22130133312 is an abundant number, since it is smaller than the sum of its proper divisors (44787178624).

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

22130133312 is a wasteful number, since it uses less digits than its factorization.

22130133312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16465895 (or 16465885 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 22130133312 its reverse (21333103122), we get a palindrome (43463236434).

The spelling of 22130133312 in words is "twenty-two billion, one hundred thirty million, one hundred thirty-three thousand, three hundred twelve".