113031100133 has 4 divisors (see below), whose sum is σ = 129178400160. Its totient is φ = 96883800108.

The previous prime is 113031100121. The next prime is 113031100159. The reversal of 113031100133 is 331001130311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 331001130311 = 503 ⋅658053937.

It is a cyclic number.

It is not a de Polignac number, because 113031100133 - 2¹⁰ = 113031099109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113031100333) 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, 8073650003 + ... + 8073650016.

It is an arithmetic number, because the mean of its divisors is an integer number (32294600040).

Almost surely, 2^113031100133 is an apocalyptic number.

It is an amenable number.

113031100133 is a deficient number, since it is larger than the sum of its proper divisors (16147300027).

113031100133 is an equidigital number, since it uses as much as digits as its factorization.

113031100133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16147300026.

The product of its (nonzero) digits is 81, while the sum is 17.

Adding to 113031100133 its reverse (331001130311), we get a palindrome (444032230444).

The spelling of 113031100133 in words is "one hundred thirteen billion, thirty-one million, one hundred thousand, one hundred thirty-three".