111533074066 has 4 divisors (see below), whose sum is σ = 167299611102. Its totient is φ = 55766537032.

The previous prime is 111533074033. The next prime is 111533074123. The reversal of 111533074066 is 660470335111.

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

It can be written as a sum of positive squares in only one way, i.e., 103987545841 + 7545528225 = 322471^2 + 86865^2 .

It is a super-2 number, since 2×111533074066² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27883268515 + ... + 27883268518.

Almost surely, 2^111533074066 is an apocalyptic number.

111533074066 is a deficient number, since it is larger than the sum of its proper divisors (55766537036).

111533074066 is an equidigital number, since it uses as much as digits as its factorization.

111533074066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55766537035.

The product of its (nonzero) digits is 45360, while the sum is 37.

The spelling of 111533074066 in words is "one hundred eleven billion, five hundred thirty-three million, seventy-four thousand, sixty-six".