111112020199974 has 8 divisors (see below), whose sum is σ = 222224040399960. Its totient is φ = 37037340066656.

The previous prime is 111112020199969. The next prime is 111112020199997. The reversal of 111112020199974 is 479991020211111.

It is a sphenic number, since it is the product of 3 distinct primes.

111112020199974 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9259335016659 + ... + 9259335016670.

It is an arithmetic number, because the mean of its divisors is an integer number (27778005049995).

Almost surely, 2^{111112020199974} is an apocalyptic number.

111112020199974 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

111112020199974 is a wasteful number, since it uses less digits than its factorization.

111112020199974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18518670033334.

The product of its (nonzero) digits is 81648, while the sum is 48.

The spelling of 111112020199974 in words is "one hundred eleven trillion, one hundred twelve billion, twenty million, one hundred ninety-nine thousand, nine hundred seventy-four".