22133313012 has 24 divisors (see below), whose sum is σ = 51973346656. Its totient is φ = 7330778208.

The previous prime is 22133312969. The next prime is 22133313029. The reversal of 22133313012 is 21031333122.

It is a self number, because there is not a number n which added to its sum of digits gives 22133313012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5872138 + ... + 5875905.

Almost surely, 2^22133313012 is an apocalyptic number.

It is an amenable number.

22133313012 is an abundant number, since it is smaller than the sum of its proper divisors (29840033644).

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

22133313012 is a wasteful number, since it uses less digits than its factorization.

22133313012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11748207 (or 11748205 counting only the distinct ones).

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

Adding to 22133313012 its reverse (21031333122), we get a palindrome (43164646134).

The spelling of 22133313012 in words is "twenty-two billion, one hundred thirty-three million, three hundred thirteen thousand, twelve".