111020102100112 has 20 divisors (see below), whose sum is σ = 215111101673520. Its totient is φ = 55507559732768.

The previous prime is 111020102100109. The next prime is 111020102100143. The reversal of 111020102100112 is 211001201020111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111020102100092 and 111020102100101.

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, 155339662 + ... + 156052717.

It is an arithmetic number, because the mean of its divisors is an integer number (10755555083676).

Almost surely, 2^{111020102100112} is an apocalyptic number.

It is an amenable number.

111020102100112 is a deficient number, since it is larger than the sum of its proper divisors (104090999573408).

111020102100112 is a wasteful number, since it uses less digits than its factorization.

111020102100112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311414670 (or 311414664 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111020102100112 its reverse (211001201020111), we get a palindrome (322021303120223).

The spelling of 111020102100112 in words is "one hundred eleven trillion, twenty billion, one hundred two million, one hundred thousand, one hundred twelve".