111102021230012 has 12 divisors (see below), whose sum is σ = 197330455617960. Its totient is φ = 54721891053456.

The previous prime is 111102021230009. The next prime is 111102021230047. The reversal of 111102021230012 is 210032120201111.

It is a happy number.

It is a super-2 number, since 2×111102021230012² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207279890087 + ... + 207279890622.

It is an arithmetic number, because the mean of its divisors is an integer number (16444204634830).

Almost surely, 2^{111102021230012} is an apocalyptic number.

It is an amenable number.

111102021230012 is a deficient number, since it is larger than the sum of its proper divisors (86228434387948).

111102021230012 is a wasteful number, since it uses less digits than its factorization.

111102021230012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414559780780 (or 414559780778 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 111102021230012 its reverse (210032120201111), we get a palindrome (321134141431123).

The spelling of 111102021230012 in words is "one hundred eleven trillion, one hundred two billion, twenty-one million, two hundred thirty thousand, twelve".