111320423193 has 32 divisors (see below), whose sum is σ = 177809651712. Its totient is φ = 60616886400.

The previous prime is 111320423153. The next prime is 111320423233. The reversal of 111320423193 is 391324023111.

It is an interprime number because it is at equal distance from previous prime (111320423153) and next prime (111320423233).

It is not a de Polignac number, because 111320423193 - 2⁶ = 111320423129 is a prime.

It is a super-2 number, since 2×111320423193² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 111320423193.

It is not an unprimeable number, because it can be changed into a prime (111320423143) 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, 1466373 + ... + 1540418.

It is an arithmetic number, because the mean of its divisors is an integer number (5556551616).

Almost surely, 2^111320423193 is an apocalyptic number.

It is an amenable number.

111320423193 is a deficient number, since it is larger than the sum of its proper divisors (66489228519).

111320423193 is a wasteful number, since it uses less digits than its factorization.

111320423193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3006885.

The product of its (nonzero) digits is 3888, while the sum is 30.

The spelling of 111320423193 in words is "one hundred eleven billion, three hundred twenty million, four hundred twenty-three thousand, one hundred ninety-three".