111121102022193 has 24 divisors (see below), whose sum is σ = 162904780584000. Its totient is φ = 72974659453344.

The previous prime is 111121102022141. The next prime is 111121102022243. The reversal of 111121102022193 is 391220201121111.

111121102022193 is a `hidden beast` number, since 111 + 121 + 10 + 202 + 219 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-111121102022193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111121102062193) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 149050963 + ... + 149794631.

It is an arithmetic number, because the mean of its divisors is an integer number (6787699191000).

Almost surely, 2^{111121102022193} is an apocalyptic number.

It is an amenable number.

111121102022193 is a deficient number, since it is larger than the sum of its proper divisors (51783678561807).

111121102022193 is a wasteful number, since it uses less digits than its factorization.

111121102022193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991541 (or 991538 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 27.

The spelling of 111121102022193 in words is "one hundred eleven trillion, one hundred twenty-one billion, one hundred two million, twenty-two thousand, one hundred ninety-three".