112121101112012 has 24 divisors (see below), whose sum is σ = 201010719290640. Its totient is φ = 54689645744640.

The previous prime is 112121101111991. The next prime is 112121101112047. The reversal of 112121101112012 is 210211101121211.

It is a super-2 number, since 2×112121101112012² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19821437 + ... + 24842132.

It is an arithmetic number, because the mean of its divisors is an integer number (8375446637110).

Almost surely, 2^{112121101112012} is an apocalyptic number.

It is an amenable number.

112121101112012 is a deficient number, since it is larger than the sum of its proper divisors (88889618178628).

112121101112012 is a wasteful number, since it uses less digits than its factorization.

112121101112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44678921 (or 44678919 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 112121101112012 its reverse (210211101121211), we get a palindrome (322332202233223).

The spelling of 112121101112012 in words is "one hundred twelve trillion, one hundred twenty-one billion, one hundred one million, one hundred twelve thousand, twelve".