111411221204 has 12 divisors (see below), whose sum is σ = 195376675200. Its totient is φ = 55589314008.

The previous prime is 111411221183. The next prime is 111411221231. The reversal of 111411221204 is 402122114111.

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, 29071994 + ... + 29075825.

It is an arithmetic number, because the mean of its divisors is an integer number (16281389600).

Almost surely, 2^111411221204 is an apocalyptic number.

It is an amenable number.

111411221204 is a deficient number, since it is larger than the sum of its proper divisors (83965453996).

111411221204 is a wasteful number, since it uses less digits than its factorization.

111411221204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58148302 (or 58148300 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 111411221204 its reverse (402122114111), we get a palindrome (513533335315).

The spelling of 111411221204 in words is "one hundred eleven billion, four hundred eleven million, two hundred twenty-one thousand, two hundred four".