111010121199 has 12 divisors (see below), whose sum is σ = 160354139400. Its totient is φ = 74003892144.

The previous prime is 111010121147. The next prime is 111010121203. The reversal of 111010121199 is 991121010111.

It is not a de Polignac number, because 111010121199 - 2¹¹ = 111010119151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111010121129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23392 + ... + 471770.

It is an arithmetic number, because the mean of its divisors is an integer number (13362844950).

Almost surely, 2^111010121199 is an apocalyptic number.

111010121199 is a deficient number, since it is larger than the sum of its proper divisors (49344018201).

111010121199 is a wasteful number, since it uses less digits than its factorization.

111010121199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475894 (or 475891 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 27.

The spelling of 111010121199 in words is "one hundred eleven billion, ten million, one hundred twenty-one thousand, one hundred ninety-nine".