111718863222 has 16 divisors (see below), whose sum is σ = 223636704960. Its totient is φ = 37206457992.

The previous prime is 111718863199. The next prime is 111718863247. The reversal of 111718863222 is 222368817111.

It is a super-2 number, since 2×111718863222² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8283472 + ... + 8296947.

It is an arithmetic number, because the mean of its divisors is an integer number (13977294060).

Almost surely, 2^111718863222 is an apocalyptic number.

111718863222 is an abundant number, since it is smaller than the sum of its proper divisors (111917841738).

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

111718863222 is a wasteful number, since it uses less digits than its factorization.

111718863222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16581547.

The product of its digits is 64512, while the sum is 42.

The spelling of 111718863222 in words is "one hundred eleven billion, seven hundred eighteen million, eight hundred sixty-three thousand, two hundred twenty-two".