111220201104 has 20 divisors (see below), whose sum is σ = 287318852976. Its totient is φ = 37073400352.

The previous prime is 111220201061. The next prime is 111220201177. The reversal of 111220201104 is 401102022111.

It is a super-2 number, since 2×111220201104² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1158543714 + ... + 1158543809.

Almost surely, 2^111220201104 is an apocalyptic number.

It is an amenable number.

111220201104 is an abundant number, since it is smaller than the sum of its proper divisors (176098651872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111220201104 is a wasteful number, since it uses less digits than its factorization.

111220201104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2317087534 (or 2317087528 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111220201104 its reverse (401102022111), we get a palindrome (512322223215).

The spelling of 111220201104 in words is "one hundred eleven billion, two hundred twenty million, two hundred one thousand, one hundred four".