111145115664412 has 6 divisors (see below), whose sum is σ = 194503952412728. Its totient is φ = 55572557832204.

The previous prime is 111145115664361. The next prime is 111145115664481. The reversal of 111145115664412 is 214466511541111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13893139458048 + ... + 13893139458055.

Almost surely, 2^{111145115664412} is an apocalyptic number.

It is an amenable number.

111145115664412 is a deficient number, since it is larger than the sum of its proper divisors (83358836748316).

111145115664412 is a wasteful number, since it uses less digits than its factorization.

111145115664412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27786278916107 (or 27786278916105 counting only the distinct ones).

The product of its digits is 115200, while the sum is 43.

The spelling of 111145115664412 in words is "one hundred eleven trillion, one hundred forty-five billion, one hundred fifteen million, six hundred sixty-four thousand, four hundred twelve".