220855113 has 16 divisors (see below), whose sum is σ = 332740800. Its totient is φ = 144740160.

The previous prime is 220855093. The next prime is 220855123. The reversal of 220855113 is 311558022.

It is a happy number.

It is not a de Polignac number, because 220855113 - 2¹² = 220851017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (220855123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67728 + ... + 70913.

It is an arithmetic number, because the mean of its divisors is an integer number (20796300).

Almost surely, 2^220855113 is an apocalyptic number.

It is an amenable number.

220855113 is a deficient number, since it is larger than the sum of its proper divisors (111885687).

220855113 is a wasteful number, since it uses less digits than its factorization.

220855113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138709 (or 138703 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 220855113 is about 14861.1948712074. The cubic root of 220855113 is about 604.4622072439.

The spelling of 220855113 in words is "two hundred twenty million, eight hundred fifty-five thousand, one hundred thirteen".