111000056055601 has 4 divisors (see below), whose sum is σ = 111318107792500. Its totient is φ = 110682004318704.

The previous prime is 111000056055593. The next prime is 111000056055677. The reversal of 111000056055601 is 106550650000111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 51831345961201 + 59168710094400 = 7199399^2 + 7692120^2 .

It is a cyclic number.

It is not a de Polignac number, because 111000056055601 - 2³ = 111000056055593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111000056055101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159025867926 + ... + 159025868623.

It is an arithmetic number, because the mean of its divisors is an integer number (27829526948125).

Almost surely, 2^{111000056055601} is an apocalyptic number.

It is an amenable number.

111000056055601 is a deficient number, since it is larger than the sum of its proper divisors (318051736899).

111000056055601 is an equidigital number, since it uses as much as digits as its factorization.

111000056055601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318051736898.

The product of its (nonzero) digits is 4500, while the sum is 31.

The spelling of 111000056055601 in words is "one hundred eleven trillion, fifty-six million, fifty-five thousand, six hundred one".