113027221165 has 32 divisors (see below), whose sum is σ = 143699909760. Its totient is φ = 85216185600.

The previous prime is 113027221163. The next prime is 113027221169. The reversal of 113027221165 is 561122720311.

It is not a de Polignac number, because 113027221165 - 2¹ = 113027221163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113027221163) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1109922 + ... + 1207468.

It is an arithmetic number, because the mean of its divisors is an integer number (4490622180).

Almost surely, 2^113027221165 is an apocalyptic number.

It is an amenable number.

113027221165 is a deficient number, since it is larger than the sum of its proper divisors (30672688595).

113027221165 is a wasteful number, since it uses less digits than its factorization.

113027221165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97773.

The product of its (nonzero) digits is 5040, while the sum is 31.

Adding to 113027221165 its reverse (561122720311), we get a palindrome (674149941476).

The spelling of 113027221165 in words is "one hundred thirteen billion, twenty-seven million, two hundred twenty-one thousand, one hundred sixty-five".