111105605060 has 12 divisors (see below), whose sum is σ = 233321770668. Its totient is φ = 44442242016.

The previous prime is 111105605053. The next prime is 111105605089. The reversal of 111105605060 is 60506501111.

It can be written as a sum of positive squares in 2 ways, for example, as 53682109636 + 57423495424 = 231694^2 + 239632^2 .

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, 2777640107 + ... + 2777640146.

It is an arithmetic number, because the mean of its divisors is an integer number (19443480889).

Almost surely, 2^111105605060 is an apocalyptic number.

111105605060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111105605060 is an abundant number, since it is smaller than the sum of its proper divisors (122216165608).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111105605060 is a wasteful number, since it uses less digits than its factorization.

111105605060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5555280262 (or 5555280260 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 26.

The spelling of 111105605060 in words is "one hundred eleven billion, one hundred five million, six hundred five thousand, sixty".