111205706106 has 16 divisors (see below), whose sum is σ = 242630631648. Its totient is φ = 33698698800.

The previous prime is 111205706099. The next prime is 111205706147. The reversal of 111205706106 is 601607502111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 842467405 + ... + 842467536.

It is an arithmetic number, because the mean of its divisors is an integer number (15164414478).

Almost surely, 2^111205706106 is an apocalyptic number.

111205706106 is an abundant number, since it is smaller than the sum of its proper divisors (131424925542).

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

111205706106 is a wasteful number, since it uses less digits than its factorization.

111205706106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1684934957.

The product of its (nonzero) digits is 2520, while the sum is 30.

The spelling of 111205706106 in words is "one hundred eleven billion, two hundred five million, seven hundred six thousand, one hundred six".