22002322015121 has 4 divisors (see below), whose sum is σ = 25145510874432. Its totient is φ = 18859133155812.

The previous prime is 22002322015081. The next prime is 22002322015169. The reversal of 22002322015121 is 12151022320022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22002322015121 - 2²⁶ = 22002254906257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22002322015721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1571594429645 + ... + 1571594429658.

It is an arithmetic number, because the mean of its divisors is an integer number (6286377718608).

Almost surely, 2^{22002322015121} is an apocalyptic number.

It is an amenable number.

22002322015121 is a deficient number, since it is larger than the sum of its proper divisors (3143188859311).

22002322015121 is an equidigital number, since it uses as much as digits as its factorization.

22002322015121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3143188859310.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 22002322015121 its reverse (12151022320022), we get a palindrome (34153344335143).

The spelling of 22002322015121 in words is "twenty-two trillion, two billion, three hundred twenty-two million, fifteen thousand, one hundred twenty-one".