111012001021112 has 64 divisors (see below), whose sum is σ = 220463041075200. Its totient is φ = 52258667477760.

The previous prime is 111012001021111. The next prime is 111012001021133. The reversal of 111012001021112 is 211120100210111.

It is a super-2 number, since 2×111012001021112² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111012001021111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28139243 + ... + 31840869.

It is an arithmetic number, because the mean of its divisors is an integer number (3444735016800).

Almost surely, 2^{111012001021112} is an apocalyptic number.

It is an amenable number.

111012001021112 is a deficient number, since it is larger than the sum of its proper divisors (109451040054088).

111012001021112 is a wasteful number, since it uses less digits than its factorization.

111012001021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3702876 (or 3702872 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 111012001021112 its reverse (211120100210111), we get a palindrome (322132101231223).

The spelling of 111012001021112 in words is "one hundred eleven trillion, twelve billion, one million, twenty-one thousand, one hundred twelve".