22002531051 has 4 divisors (see below), whose sum is σ = 29336708072. Its totient is φ = 14668354032.

The previous prime is 22002531041. The next prime is 22002531079. The reversal of 22002531051 is 15013520022.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 22002531051 - 2¹⁰ = 22002530027 is a prime.

It is a super-2 number, since 2×22002531051² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22002531011) 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, 3667088506 + ... + 3667088511.

It is an arithmetic number, because the mean of its divisors is an integer number (7334177018).

Almost surely, 2^22002531051 is an apocalyptic number.

22002531051 is a deficient number, since it is larger than the sum of its proper divisors (7334177021).

22002531051 is an equidigital number, since it uses as much as digits as its factorization.

22002531051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7334177020.

The product of its (nonzero) digits is 600, while the sum is 21.

The spelling of 22002531051 in words is "twenty-two billion, two million, five hundred thirty-one thousand, fifty-one".