111220011120102 has 32 divisors (see below), whose sum is σ = 228768442290432. Its totient is φ = 36027353367264.

The previous prime is 111220011120089. The next prime is 111220011120149. The reversal of 111220011120102 is 201021110022111.

It is a happy number.

111220011120102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×111220011120102² (a number of 29 digits) contains 22 as substring.

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, 1094074338 + ... + 1094175989.

It is an arithmetic number, because the mean of its divisors is an integer number (7149013821576).

Almost surely, 2^{111220011120102} is an apocalyptic number.

111220011120102 is an abundant number, since it is smaller than the sum of its proper divisors (117548431170330).

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

111220011120102 is a wasteful number, since it uses less digits than its factorization.

111220011120102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2188250572.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111220011120102 its reverse (201021110022111), we get a palindrome (312241121142213).

The spelling of 111220011120102 in words is "one hundred eleven trillion, two hundred twenty billion, eleven million, one hundred twenty thousand, one hundred two".