111116427427 has 8 divisors (see below), whose sum is σ = 111434122800. Its totient is φ = 110798897184.

The previous prime is 111116427413. The next prime is 111116427439. The reversal of 111116427427 is 724724611111.

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

It is a cyclic number.

It is not a de Polignac number, because 111116427427 - 2¹⁵ = 111116394659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111116427127) 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, 1375524 + ... + 1454062.

It is an arithmetic number, because the mean of its divisors is an integer number (13929265350).

Almost surely, 2^111116427427 is an apocalyptic number.

111116427427 is a deficient number, since it is larger than the sum of its proper divisors (317695373).

111116427427 is an equidigital number, since it uses as much as digits as its factorization.

111116427427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82565.

The product of its digits is 18816, while the sum is 37.

The spelling of 111116427427 in words is "one hundred eleven billion, one hundred sixteen million, four hundred twenty-seven thousand, four hundred twenty-seven".