111002332312021 has 32 divisors (see below), whose sum is σ = 116743840012800. Its totient is φ = 105401555804160.

The previous prime is 111002332312013. The next prime is 111002332312043. The reversal of 111002332312021 is 120213233200111.

It is not a de Polignac number, because 111002332312021 - 2³ = 111002332312013 is a prime.

It is a super-2 number, since 2×111002332312021² (a number of 29 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 = 111002332311983 and 111002332312001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111002332312051) 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, 3111819016 + ... + 3111854686.

It is an arithmetic number, because the mean of its divisors is an integer number (3648245000400).

Almost surely, 2^{111002332312021} is an apocalyptic number.

It is an amenable number.

111002332312021 is a deficient number, since it is larger than the sum of its proper divisors (5741507700779).

111002332312021 is a wasteful number, since it uses less digits than its factorization.

111002332312021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42229.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 111002332312021 its reverse (120213233200111), we get a palindrome (231215565512132).

The spelling of 111002332312021 in words is "one hundred eleven trillion, two billion, three hundred thirty-two million, three hundred twelve thousand, twenty-one".