111012204 has 12 divisors (see below), whose sum is σ = 259028504. Its totient is φ = 37004064.

The previous prime is 111012199. The next prime is 111012221. The reversal of 111012204 is 402210111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 9251017 = 111012204 / (1 + 1 + 1 + 0 + 1 + 2 + 2 + 0 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 111012204.

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, 4625497 + ... + 4625520.

Almost surely, 2^111012204 is an apocalyptic number.

It is an amenable number.

111012204 is an abundant number, since it is smaller than the sum of its proper divisors (148016300).

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

111012204 is a wasteful number, since it uses less digits than its factorization.

111012204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9251024 (or 9251022 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 111012204 is about 10536.2329131431. The cubic root of 111012204 is about 480.6071656828.

Adding to 111012204 its reverse (402210111), we get a palindrome (513222315).

The spelling of 111012204 in words is "one hundred eleven million, twelve thousand, two hundred four".