111213203102 has 32 divisors (see below), whose sum is σ = 177454497600. Its totient is φ = 52173773568.

The previous prime is 111213203053. The next prime is 111213203141. The reversal of 111213203102 is 201302312111.

111213203102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 1734674 + ... + 1797642.

It is an arithmetic number, because the mean of its divisors is an integer number (5545453050).

Almost surely, 2^111213203102 is an apocalyptic number.

111213203102 is a deficient number, since it is larger than the sum of its proper divisors (66241294498).

111213203102 is a wasteful number, since it uses less digits than its factorization.

111213203102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63860.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 111213203102 its reverse (201302312111), we get a palindrome (312515515213).

The spelling of 111213203102 in words is "one hundred eleven billion, two hundred thirteen million, two hundred three thousand, one hundred two".