111334502112021 has 32 divisors (see below), whose sum is σ = 166485868102400. Its totient is φ = 73527629342400.

The previous prime is 111334502112019. The next prime is 111334502112023. The reversal of 111334502112021 is 120211205433111.

111334502112021 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 3 + 450 + 2 + 1 + 1 + 202 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (111334502112019) and next prime (111334502112023).

It is not a de Polignac number, because 111334502112021 - 2¹ = 111334502112019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111334502112023) 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, 11304120 + ... + 18720366.

It is an arithmetic number, because the mean of its divisors is an integer number (5202683378200).

Almost surely, 2^{111334502112021} is an apocalyptic number.

It is an amenable number.

111334502112021 is a deficient number, since it is larger than the sum of its proper divisors (55151365990379).

111334502112021 is a wasteful number, since it uses less digits than its factorization.

111334502112021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7421466 (or 7421460 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

Adding to 111334502112021 its reverse (120211205433111), we get a palindrome (231545707545132).

The spelling of 111334502112021 in words is "one hundred eleven trillion, three hundred thirty-four billion, five hundred two million, one hundred twelve thousand, twenty-one".