220697701225 has 24 divisors (see below), whose sum is σ = 275930339328. Its totient is φ = 175097865600.

The previous prime is 220697701171. The next prime is 220697701229. The reversal of 220697701225 is 522107796022.

It is not a de Polignac number, because 220697701225 - 2¹⁹ = 220697176937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220697701229) 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, 8804460 + ... + 8829490.

It is an arithmetic number, because the mean of its divisors is an integer number (11497097472).

Almost surely, 2^220697701225 is an apocalyptic number.

220697701225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

220697701225 is a deficient number, since it is larger than the sum of its proper divisors (55232638103).

220697701225 is a wasteful number, since it uses less digits than its factorization.

220697701225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27945 (or 27940 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 220697701225 in words is "two hundred twenty billion, six hundred ninety-seven million, seven hundred one thousand, two hundred twenty-five".