22051321152051 has 16 divisors (see below), whose sum is σ = 29818120872960. Its totient is φ = 14493440638560.

The previous prime is 22051321152019. The next prime is 22051321152073. The reversal of 22051321152051 is 15025112315022.

It is not a de Polignac number, because 22051321152051 - 2⁵ = 22051321152019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22051321152151) 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, 92322820 + ... + 92561361.

It is an arithmetic number, because the mean of its divisors is an integer number (1863632554560).

Almost surely, 2^{22051321152051} is an apocalyptic number.

22051321152051 is a deficient number, since it is larger than the sum of its proper divisors (7766799720909).

22051321152051 is a wasteful number, since it uses less digits than its factorization.

22051321152051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184884746.

The product of its (nonzero) digits is 6000, while the sum is 30.

Adding to 22051321152051 its reverse (15025112315022), we get a palindrome (37076433467073).

The spelling of 22051321152051 in words is "twenty-two trillion, fifty-one billion, three hundred twenty-one million, one hundred fifty-two thousand, fifty-one".