111112216859 has 8 divisors (see below), whose sum is σ = 128242672608. Its totient is φ = 94296081600.

The previous prime is 111112216843. The next prime is 111112216877. The reversal of 111112216859 is 958612211111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111112216859 - 2⁴ = 111112216843 is a prime.

It is a super-3 number, since 3×111112216859³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111112216879) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78579362 + ... + 78580775.

It is an arithmetic number, because the mean of its divisors is an integer number (16030334076).

Almost surely, 2^111112216859 is an apocalyptic number.

111112216859 is a deficient number, since it is larger than the sum of its proper divisors (17130455749).

111112216859 is a wasteful number, since it uses less digits than its factorization.

111112216859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157160245.

The product of its digits is 8640, while the sum is 38.

The spelling of 111112216859 in words is "one hundred eleven billion, one hundred twelve million, two hundred sixteen thousand, eight hundred fifty-nine".