22133022121 has 12 divisors (see below), whose sum is σ = 25849167120. Its totient is φ = 18895569000.

The previous prime is 22133022101. The next prime is 22133022161. The reversal of 22133022121 is 12122033122.

It is not a de Polignac number, because 22133022121 - 2⁵ = 22133022089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22133022101) 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 11 ways as a sum of consecutive naturals, for example, 887491 + ... + 912088.

It is an arithmetic number, because the mean of its divisors is an integer number (2154097260).

Almost surely, 2^22133022121 is an apocalyptic number.

It is an amenable number.

22133022121 is a deficient number, since it is larger than the sum of its proper divisors (3716144999).

22133022121 is a wasteful number, since it uses less digits than its factorization.

22133022121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1799844 (or 1799837 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22133022121 its reverse (12122033122), we get a palindrome (34255055243).

The spelling of 22133022121 in words is "twenty-two billion, one hundred thirty-three million, twenty-two thousand, one hundred twenty-one".