111200321023 has 8 divisors (see below), whose sum is σ = 121669413840. Its totient is φ = 100791223680.

The previous prime is 111200321021. The next prime is 111200321027. The reversal of 111200321023 is 320123002111.

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

It is a cyclic number.

It is not a de Polignac number, because 111200321023 - 2¹ = 111200321021 is a prime.

It is a super-2 number, since 2×111200321023² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111200320988 and 111200321006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111200321021) 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 7 ways as a sum of consecutive naturals, for example, 14994988 + ... + 15002401.

It is an arithmetic number, because the mean of its divisors is an integer number (15208676730).

Almost surely, 2^111200321023 is an apocalyptic number.

111200321023 is a deficient number, since it is larger than the sum of its proper divisors (10469092817).

111200321023 is a wasteful number, since it uses less digits than its factorization.

111200321023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29997737.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 111200321023 its reverse (320123002111), we get a palindrome (431323323134).

The spelling of 111200321023 in words is "one hundred eleven billion, two hundred million, three hundred twenty-one thousand, twenty-three".