111201002121112 has 16 divisors (see below), whose sum is σ = 208505624928840. Its totient is φ = 55599502140096.

The previous prime is 111201002121103. The next prime is 111201002121191. The reversal of 111201002121112 is 211121200102111.

It is a super-2 number, since 2×111201002121112² (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, 124391838 + ... + 125282605.

Almost surely, 2^{111201002121112} is an apocalyptic number.

It is an amenable number.

111201002121112 is a deficient number, since it is larger than the sum of its proper divisors (97304622807728).

111201002121112 is a wasteful number, since it uses less digits than its factorization.

111201002121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249730122 (or 249730118 counting only the distinct ones).

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

Adding to 111201002121112 its reverse (211121200102111), we get a palindrome (322322202223223).

The spelling of 111201002121112 in words is "one hundred eleven trillion, two hundred one billion, two million, one hundred twenty-one thousand, one hundred twelve".