22412153225121 has 16 divisors (see below), whose sum is σ = 32618683142400. Its totient is φ = 13575128357520.

The previous prime is 22412153225117. The next prime is 22412153225153. The reversal of 22412153225121 is 12152235121422.

It is a happy number.

It is not a de Polignac number, because 22412153225121 - 2² = 22412153225117 is a prime.

It is a super-2 number, since 2×22412153225121² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (22412153225921) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199813315 + ... + 199925448.

It is an arithmetic number, because the mean of its divisors is an integer number (2038667696400).

Almost surely, 2^{22412153225121} is an apocalyptic number.

It is an amenable number.

22412153225121 is a deficient number, since it is larger than the sum of its proper divisors (10206529917279).

22412153225121 is a wasteful number, since it uses less digits than its factorization.

22412153225121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399740476.

The product of its digits is 19200, while the sum is 33.

Adding to 22412153225121 its reverse (12152235121422), we get a palindrome (34564388346543).

The spelling of 22412153225121 in words is "twenty-two trillion, four hundred twelve billion, one hundred fifty-three million, two hundred twenty-five thousand, one hundred twenty-one".