111010110102 has 48 divisors (see below), whose sum is σ = 247062583872. Its totient is φ = 35997436800.

The previous prime is 111010110097. The next prime is 111010110119. The reversal of 111010110102 is 201011010111.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6316227 + ... + 6333777.

It is an arithmetic number, because the mean of its divisors is an integer number (5147137164).

Almost surely, 2^111010110102 is an apocalyptic number.

111010110102 is an abundant number, since it is smaller than the sum of its proper divisors (136052473770).

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

111010110102 is a wasteful number, since it uses less digits than its factorization.

111010110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27093 (or 27090 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 111010110102 its reverse (201011010111), we get a palindrome (312021120213).

Subtracting 111010110102 from its reverse (201011010111), we obtain a palindrome (90000900009).

The spelling of 111010110102 in words is "one hundred eleven billion, ten million, one hundred ten thousand, one hundred two".