111255022004 has 12 divisors (see below), whose sum is σ = 222510044064. Its totient is φ = 47680723704.

The previous prime is 111255021979. The next prime is 111255022031. The reversal of 111255022004 is 400220552111.

111255022004 is an admirable number.

It is a super-2 number, since 2×111255022004² (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, 1986696794 + ... + 1986696849.

It is an arithmetic number, because the mean of its divisors is an integer number (18542503672).

Almost surely, 2^111255022004 is an apocalyptic number.

111255022004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

111255022004 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

111255022004 is a wasteful number, since it uses less digits than its factorization.

111255022004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3973393654 (or 3973393652 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 111255022004 its reverse (400220552111), we get a palindrome (511475574115).

The spelling of 111255022004 in words is "one hundred eleven billion, two hundred fifty-five million, twenty-two thousand, four".