111010020198 has 64 divisors (see below), whose sum is σ = 291372871680. Its totient is φ = 27316202400.

The previous prime is 111010020193. The next prime is 111010020203. The reversal of 111010020198 is 891020010111.

It is an interprime number because it is at equal distance from previous prime (111010020193) and next prime (111010020203).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111010020193) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6314418 + ... + 6331973.

It is an arithmetic number, because the mean of its divisors is an integer number (4552701120).

Almost surely, 2^111010020198 is an apocalyptic number.

111010020198 is an abundant number, since it is smaller than the sum of its proper divisors (180362851482).

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

111010020198 is a wasteful number, since it uses less digits than its factorization.

111010020198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12646433.

The product of its (nonzero) digits is 144, while the sum is 24.

The spelling of 111010020198 in words is "one hundred eleven billion, ten million, twenty thousand, one hundred ninety-eight".