111211113103204 has 48 divisors (see below), whose sum is σ = 211930435080000. Its totient is φ = 50861561288832.

The previous prime is 111211113103169. The next prime is 111211113103217. The reversal of 111211113103204 is 402301311112111.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138316702 + ... + 139118410.

It is an arithmetic number, because the mean of its divisors is an integer number (4415217397500).

Almost surely, 2^{111211113103204} is an apocalyptic number.

It is an amenable number.

111211113103204 is a deficient number, since it is larger than the sum of its proper divisors (100719321976796).

111211113103204 is a wasteful number, since it uses less digits than its factorization.

111211113103204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864700 (or 864698 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 22.

Adding to 111211113103204 its reverse (402301311112111), we get a palindrome (513512424215315).

The spelling of 111211113103204 in words is "one hundred eleven trillion, two hundred eleven billion, one hundred thirteen million, one hundred three thousand, two hundred four".