22270117225 has 6 divisors (see below), whose sum is σ = 27614945390. Its totient is φ = 17816093760.

The previous prime is 22270117211. The next prime is 22270117253. The reversal of 22270117225 is 52271107222.

It can be written as a sum of positive squares in 3 ways, for example, as 2114068441 + 20156048784 = 45979^2 + 141972^2 .

It is not a de Polignac number, because 22270117225 - 2¹³ = 22270109033 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 445402320 + ... + 445402369.

Almost surely, 2^22270117225 is an apocalyptic number.

22270117225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22270117225 is a deficient number, since it is larger than the sum of its proper divisors (5344828165).

22270117225 is an equidigital number, since it uses as much as digits as its factorization.

22270117225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890804699 (or 890804694 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 31.

The spelling of 22270117225 in words is "twenty-two billion, two hundred seventy million, one hundred seventeen thousand, two hundred twenty-five".