111533142104 has 32 divisors (see below), whose sum is σ = 219347745120. Its totient is φ = 53065537536.

The previous prime is 111533142067. The next prime is 111533142109. The reversal of 111533142104 is 401241335111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111533142109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1534847 + ... + 1605870.

It is an arithmetic number, because the mean of its divisors is an integer number (6854617035).

Almost surely, 2^111533142104 is an apocalyptic number.

It is an amenable number.

111533142104 is a deficient number, since it is larger than the sum of its proper divisors (107814603016).

111533142104 is a wasteful number, since it uses less digits than its factorization.

111533142104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3140939 (or 3140935 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 111533142104 its reverse (401241335111), we get a palindrome (512774477215).

The spelling of 111533142104 in words is "one hundred eleven billion, five hundred thirty-three million, one hundred forty-two thousand, one hundred four".