111220020122193 has 72 divisors (see below), whose sum is σ = 172782487011264. Its totient is φ = 68760128828160.

The previous prime is 111220020122171. The next prime is 111220020122209. The reversal of 111220020122193 is 391221020022111.

111220020122193 is a `hidden beast` number, since 1 + 11 + 220 + 0 + 201 + 221 + 9 + 3 = 666.

It is not a de Polignac number, because 111220020122193 - 2¹⁷ = 111220019991121 is a prime.

It is a super-2 number, since 2×111220020122193² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111220020122593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 604670346 + ... + 604854252.

Almost surely, 2^{111220020122193} is an apocalyptic number.

It is an amenable number.

111220020122193 is a deficient number, since it is larger than the sum of its proper divisors (61562466889071).

111220020122193 is a wasteful number, since it uses less digits than its factorization.

111220020122193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184535 (or 184251 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The spelling of 111220020122193 in words is "one hundred eleven trillion, two hundred twenty billion, twenty million, one hundred twenty-two thousand, one hundred ninety-three".