113133002128 has 20 divisors (see below), whose sum is σ = 219202442368. Its totient is φ = 56564629920.

The previous prime is 113133002069. The next prime is 113133002131. The reversal of 113133002128 is 821200331311.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 471625 + ... + 669847.

Almost surely, 2^113133002128 is an apocalyptic number.

It is an amenable number.

113133002128 is a deficient number, since it is larger than the sum of its proper divisors (106069440240).

113133002128 is a wasteful number, since it uses less digits than its factorization.

113133002128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233902 (or 233896 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 113133002128 its reverse (821200331311), we get a palindrome (934333333439).

The spelling of 113133002128 in words is "one hundred thirteen billion, one hundred thirty-three million, two thousand, one hundred twenty-eight".