201331131133 has 4 divisors (see below), whose sum is σ = 219633961248. Its totient is φ = 183028301020.

The previous prime is 201331131107. The next prime is 201331131139. The reversal of 201331131133 is 331131133102.

201331131133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201331131133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201331131139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9151415041 + ... + 9151415062.

It is an arithmetic number, because the mean of its divisors is an integer number (54908490312).

Almost surely, 2^201331131133 is an apocalyptic number.

It is an amenable number.

201331131133 is a deficient number, since it is larger than the sum of its proper divisors (18302830115).

201331131133 is a wasteful number, since it uses less digits than its factorization.

201331131133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18302830114.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 201331131133 its reverse (331131133102), we get a palindrome (532462264235).

The spelling of 201331131133 in words is "two hundred one billion, three hundred thirty-one million, one hundred thirty-one thousand, one hundred thirty-three".