113203001133 has 12 divisors (see below), whose sum is σ = 163539465180. Its totient is φ = 75457581696.

The previous prime is 113203001101. The next prime is 113203001141. The reversal of 113203001133 is 331100302311.

It is a happy number.

113203001133 is a `hidden beast` number, since 1 + 1 + 320 + 300 + 11 + 33 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 56747815524 + 56455185609 = 238218^2 + 237603^2 .

It is not a de Polignac number, because 113203001133 - 2⁵ = 113203001101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113203001183) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 858898 + ... + 981891.

It is an arithmetic number, because the mean of its divisors is an integer number (13628288765).

Almost surely, 2^113203001133 is an apocalyptic number.

It is an amenable number.

113203001133 is a deficient number, since it is larger than the sum of its proper divisors (50336464047).

113203001133 is a wasteful number, since it uses less digits than its factorization.

113203001133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1847628 (or 1847625 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 113203001133 its reverse (331100302311), we get a palindrome (444303303444).

The spelling of 113203001133 in words is "one hundred thirteen billion, two hundred three million, one thousand, one hundred thirty-three".