111121112982 has 16 divisors (see below), whose sum is σ = 242446064832. Its totient is φ = 33673064520.

The previous prime is 111121112933. The next prime is 111121112983. The reversal of 111121112982 is 289211121111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111121112983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 841826548 + ... + 841826679.

It is an arithmetic number, because the mean of its divisors is an integer number (15152879052).

Almost surely, 2^111121112982 is an apocalyptic number.

111121112982 is an abundant number, since it is smaller than the sum of its proper divisors (131324951850).

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

111121112982 is a wasteful number, since it uses less digits than its factorization.

111121112982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1683653243.

The product of its digits is 576, while the sum is 30.

The spelling of 111121112982 in words is "one hundred eleven billion, one hundred twenty-one million, one hundred twelve thousand, nine hundred eighty-two".