202244344133 has 4 divisors (see below), whose sum is σ = 217801601388. Its totient is φ = 186687086880.

The previous prime is 202244344123. The next prime is 202244344139. The reversal of 202244344133 is 331443442202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 88109829889 + 114134514244 = 296833^2 + 337838^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202244344133 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 202244344133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202244344139) 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, 7778628608 + ... + 7778628633.

It is an arithmetic number, because the mean of its divisors is an integer number (54450400347).

Almost surely, 2^202244344133 is an apocalyptic number.

It is an amenable number.

202244344133 is a deficient number, since it is larger than the sum of its proper divisors (15557257255).

202244344133 is a wasteful number, since it uses less digits than its factorization.

202244344133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15557257254.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 202244344133 its reverse (331443442202), we get a palindrome (533687786335).

The spelling of 202244344133 in words is "two hundred two billion, two hundred forty-four million, three hundred forty-four thousand, one hundred thirty-three".