22012556612151 has 32 divisors (see below), whose sum is σ = 35638950827520. Its totient is φ = 11838685853568.

The previous prime is 22012556612143. The next prime is 22012556612161. The reversal of 22012556612151 is 15121665521022.

It is a happy number.

It is not a de Polignac number, because 22012556612151 - 2³ = 22012556612143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012556612141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106574721 + ... + 106781066.

It is an arithmetic number, because the mean of its divisors is an integer number (1113717213360).

Almost surely, 2^{22012556612151} is an apocalyptic number.

22012556612151 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22012556612151 is a deficient number, since it is larger than the sum of its proper divisors (13626394215369).

22012556612151 is an equidigital number, since it uses as much as digits as its factorization.

22012556612151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213355848 (or 213355814 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 39.

The spelling of 22012556612151 in words is "twenty-two trillion, twelve billion, five hundred fifty-six million, six hundred twelve thousand, one hundred fifty-one".