22109442052505 has 16 divisors (see below), whose sum is σ = 26867573817600. Its totient is φ = 17463398135040.

The previous prime is 22109442052471. The next prime is 22109442052513. The reversal of 22109442052505 is 50525024490122.

It is not a de Polignac number, because 22109442052505 - 2²⁸ = 22109173617049 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 28395185 + ... + 29163425.

It is an arithmetic number, because the mean of its divisors is an integer number (1679223363600).

Almost surely, 2^{22109442052505} is an apocalyptic number.

It is an amenable number.

22109442052505 is a deficient number, since it is larger than the sum of its proper divisors (4758131765095).

22109442052505 is an equidigital number, since it uses as much as digits as its factorization.

22109442052505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841184.

The product of its (nonzero) digits is 288000, while the sum is 41.

The spelling of 22109442052505 in words is "twenty-two trillion, one hundred nine billion, four hundred forty-two million, fifty-two thousand, five hundred five".