111420881086 has 8 divisors (see below), whose sum is σ = 167135041224. Its totient is φ = 55709200680.

The previous prime is 111420881057. The next prime is 111420881207. The reversal of 111420881086 is 680188024111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×111420881086² (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 3 ways as a sum of consecutive naturals, for example, 503205 + ... + 689968.

It is an arithmetic number, because the mean of its divisors is an integer number (20891880153).

Almost surely, 2^111420881086 is an apocalyptic number.

111420881086 is a deficient number, since it is larger than the sum of its proper divisors (55714160138).

111420881086 is a wasteful number, since it uses less digits than its factorization.

111420881086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239866.

The product of its (nonzero) digits is 24576, while the sum is 40.

The spelling of 111420881086 in words is "one hundred eleven billion, four hundred twenty million, eight hundred eighty-one thousand, eighty-six".