111227845057 has 16 divisors (see below), whose sum is σ = 133353043200. Its totient is φ = 90754130880.

The previous prime is 111227845039. The next prime is 111227845063. The reversal of 111227845057 is 750548722111.

It is a happy number.

It is not a de Polignac number, because 111227845057 - 2¹¹ = 111227843009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111227845037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3844182 + ... + 3873007.

It is an arithmetic number, because the mean of its divisors is an integer number (8334565200).

Almost surely, 2^111227845057 is an apocalyptic number.

It is an amenable number.

111227845057 is a deficient number, since it is larger than the sum of its proper divisors (22125198143).

111227845057 is an equidigital number, since it uses as much as digits as its factorization.

111227845057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7717296.

The product of its (nonzero) digits is 156800, while the sum is 43.

The spelling of 111227845057 in words is "one hundred eleven billion, two hundred twenty-seven million, eight hundred forty-five thousand, fifty-seven".