111220210204 has 6 divisors (see below), whose sum is σ = 194635367864. Its totient is φ = 55610105100.

The previous prime is 111220210193. The next prime is 111220210207. The reversal of 111220210204 is 402012022111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111220210207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13902526272 + ... + 13902526279.

Almost surely, 2^111220210204 is an apocalyptic number.

It is an amenable number.

111220210204 is a deficient number, since it is larger than the sum of its proper divisors (83415157660).

111220210204 is a wasteful number, since it uses less digits than its factorization.

111220210204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27805052555 (or 27805052553 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 111220210204 its reverse (402012022111), we get a palindrome (513232232315).

The spelling of 111220210204 in words is "one hundred eleven billion, two hundred twenty million, two hundred ten thousand, two hundred four".