111021303112 has 16 divisors (see below), whose sum is σ = 208171338300. Its totient is φ = 55508946240.

The previous prime is 111021303109. The next prime is 111021303179. The reversal of 111021303112 is 211303120111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 108869642116 + 2151660996 = 329954^2 + 46386^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88662 + ... + 479482.

Almost surely, 2^111021303112 is an apocalyptic number.

It is an amenable number.

111021303112 is a deficient number, since it is larger than the sum of its proper divisors (97150035188).

111021303112 is a wasteful number, since it uses less digits than its factorization.

111021303112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426336 (or 426332 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 111021303112 its reverse (211303120111), we get a palindrome (322324423223).

The spelling of 111021303112 in words is "one hundred eleven billion, twenty-one million, three hundred three thousand, one hundred twelve".