22023023121 has 32 divisors (see below), whose sum is σ = 35749670400. Its totient is φ = 13288447440.

The previous prime is 22023023111. The next prime is 22023023123. The reversal of 22023023121 is 12132032022.

It is not a de Polignac number, because 22023023121 - 2¹³ = 22023014929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22023023094 and 22023023103.

It is not an unprimeable number, because it can be changed into a prime (22023023123) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 95911 + ... + 230748.

It is an arithmetic number, because the mean of its divisors is an integer number (1117177200).

Almost surely, 2^22023023121 is an apocalyptic number.

It is an amenable number.

22023023121 is a deficient number, since it is larger than the sum of its proper divisors (13726647279).

22023023121 is a wasteful number, since it uses less digits than its factorization.

22023023121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326906 (or 326900 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 22023023121 its reverse (12132032022), we get a palindrome (34155055143).

The spelling of 22023023121 in words is "twenty-two billion, twenty-three million, twenty-three thousand, one hundred twenty-one".