22109442052511 has 24 divisors (see below), whose sum is σ = 25581703470960. Its totient is φ = 19041229595520.

The previous prime is 22109442052471. The next prime is 22109442052513. The reversal of 22109442052511 is 11525024490122.

It is not a de Polignac number, because 22109442052511 - 2⁴² = 17711395541407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22109442052513) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 186971441 + ... + 187089653.

It is an arithmetic number, because the mean of its divisors is an integer number (1065904311290).

Almost surely, 2^{22109442052511} is an apocalyptic number.

22109442052511 is a deficient number, since it is larger than the sum of its proper divisors (3472261418449).

22109442052511 is a wasteful number, since it uses less digits than its factorization.

22109442052511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199607 (or 199596 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 38.

The spelling of 22109442052511 in words is "twenty-two trillion, one hundred nine billion, four hundred forty-two million, fifty-two thousand, five hundred eleven".