22012213023 has 16 divisors (see below), whose sum is σ = 32624143200. Its totient is φ = 14668752960.

The previous prime is 22012212973. The next prime is 22012213039. The reversal of 22012213023 is 32031221022.

It is not a de Polignac number, because 22012213023 - 2¹² = 22012208927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22012212987 and 22012213005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012213423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101088 + ... + 232901.

It is an arithmetic number, because the mean of its divisors is an integer number (2039008950).

Almost surely, 2^22012213023 is an apocalyptic number.

22012213023 is a deficient number, since it is larger than the sum of its proper divisors (10611930177).

22012213023 is a wasteful number, since it uses less digits than its factorization.

22012213023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336439 (or 336433 counting only the distinct ones).

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

Adding to 22012213023 its reverse (32031221022), we get a palindrome (54043434045).

The spelling of 22012213023 in words is "twenty-two billion, twelve million, two hundred thirteen thousand, twenty-three".