111111110100102 has 32 divisors (see below), whose sum is σ = 254239295772672. Its totient is φ = 31712150942784.

The previous prime is 111111110100061. The next prime is 111111110100217. The reversal of 111111110100102 is 201001011111111.

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, 1411648278 + ... + 1411726985.

It is an arithmetic number, because the mean of its divisors is an integer number (7944977992896).

Almost surely, 2^{111111110100102} is an apocalyptic number.

111111110100102 is an abundant number, since it is smaller than the sum of its proper divisors (143128185672570).

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

111111110100102 is a wasteful number, since it uses less digits than its factorization.

111111110100102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2823376212.

The product of its (nonzero) digits is 2, while the sum is 12.

Adding to 111111110100102 its reverse (201001011111111), we get a palindrome (312112121211213).

The spelling of 111111110100102 in words is "one hundred eleven trillion, one hundred eleven billion, one hundred ten million, one hundred thousand, one hundred two".