111435254056 has 16 divisors (see below), whose sum is σ = 238789830240. Its totient is φ = 47757966000.

The previous prime is 111435254041. The next prime is 111435254059. The reversal of 111435254056 is 650452534111.

111435254056 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×111435254056² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111435254059) 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, 994957570 + ... + 994957681.

It is an arithmetic number, because the mean of its divisors is an integer number (14924364390).

Almost surely, 2^111435254056 is an apocalyptic number.

It is an amenable number.

111435254056 is an abundant number, since it is smaller than the sum of its proper divisors (127354576184).

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

111435254056 is a wasteful number, since it uses less digits than its factorization.

111435254056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1989915264 (or 1989915260 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 37.

Adding to 111435254056 its reverse (650452534111), we get a palindrome (761887788167).

The spelling of 111435254056 in words is "one hundred eleven billion, four hundred thirty-five million, two hundred fifty-four thousand, fifty-six".