220082135225 has 12 divisors (see below), whose sum is σ = 287265103440. Its totient is φ = 166799091600.

The previous prime is 220082135209. The next prime is 220082135239. The reversal of 220082135225 is 522531280022.

It is not a de Polignac number, because 220082135225 - 2⁴ = 220082135209 is a prime.

It is a super-2 number, since 2×220082135225² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220082135191 and 220082135200.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 231664931 + ... + 231665880.

It is an arithmetic number, because the mean of its divisors is an integer number (23938758620).

Almost surely, 2^220082135225 is an apocalyptic number.

220082135225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

220082135225 is a deficient number, since it is larger than the sum of its proper divisors (67182968215).

220082135225 is a wasteful number, since it uses less digits than its factorization.

220082135225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463330840 (or 463330835 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

The spelling of 220082135225 in words is "two hundred twenty billion, eighty-two million, one hundred thirty-five thousand, two hundred twenty-five".