111216664334 has 12 divisors (see below), whose sum is σ = 167952208704. Its totient is φ = 55235099832.

The previous prime is 111216664309. The next prime is 111216664379. The reversal of 111216664334 is 433466612111.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1207982 + ... + 1296785.

It is an arithmetic number, because the mean of its divisors is an integer number (13996017392).

Almost surely, 2^111216664334 is an apocalyptic number.

111216664334 is a deficient number, since it is larger than the sum of its proper divisors (56735544370).

111216664334 is an equidigital number, since it uses as much as digits as its factorization.

111216664334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2505067 (or 2504918 counting only the distinct ones).

The product of its digits is 62208, while the sum is 38.

The spelling of 111216664334 in words is "one hundred eleven billion, two hundred sixteen million, six hundred sixty-four thousand, three hundred thirty-four".