22510512554113 has 4 divisors (see below), whose sum is σ = 22536902370388. Its totient is φ = 22484122737840.

The previous prime is 22510512554077. The next prime is 22510512554177. The reversal of 22510512554113 is 31145521501522.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9012442297329 + 13498070256784 = 3002073^2 + 3673972^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22510512554113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22510512554513) 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 3 ways as a sum of consecutive naturals, for example, 13194906858 + ... + 13194908563.

It is an arithmetic number, because the mean of its divisors is an integer number (5634225592597).

Almost surely, 2^{22510512554113} is an apocalyptic number.

It is an amenable number.

22510512554113 is a deficient number, since it is larger than the sum of its proper divisors (26389816275).

22510512554113 is an equidigital number, since it uses as much as digits as its factorization.

22510512554113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26389816274.

The product of its (nonzero) digits is 60000, while the sum is 37.

The spelling of 22510512554113 in words is "twenty-two trillion, five hundred ten billion, five hundred twelve million, five hundred fifty-four thousand, one hundred thirteen".