22221220219975 has 96 divisors (see below), whose sum is σ = 34167594134016. Its totient is φ = 13986672537600.

The previous prime is 22221220219943. The next prime is 22221220220011. The reversal of 22221220219975 is 57991202212222.

It is not a de Polignac number, because 22221220219975 - 2⁵ = 22221220219943 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 388705744 + ... + 388762906.

It is an arithmetic number, because the mean of its divisors is an integer number (355912438896).

Almost surely, 2^{22221220219975} is an apocalyptic number.

22221220219975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22221220219975 is a deficient number, since it is larger than the sum of its proper divisors (11946373914041).

22221220219975 is a wasteful number, since it uses less digits than its factorization.

22221220219975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60425 (or 60420 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 46.

The spelling of 22221220219975 in words is "twenty-two trillion, two hundred twenty-one billion, two hundred twenty million, two hundred nineteen thousand, nine hundred seventy-five".