202133133 has 6 divisors (see below), whose sum is σ = 291970094. Its totient is φ = 134755416.

The previous prime is 202133101. The next prime is 202133201. The reversal of 202133133 is 331331202.

It can be written as a sum of positive squares in only one way, i.e., 200590569 + 1542564 = 14163^2 + 1242^2 .

It is not a de Polignac number, because 202133133 - 2⁵ = 202133101 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 (202133333) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11229610 + ... + 11229627.

Almost surely, 2^202133133 is an apocalyptic number.

It is an amenable number.

202133133 is a deficient number, since it is larger than the sum of its proper divisors (89836961).

202133133 is a wasteful number, since it uses less digits than its factorization.

202133133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22459243 (or 22459240 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 202133133 is about 14217.3532346918. The cubic root of 202133133 is about 586.8753056918.

Adding to 202133133 its reverse (331331202), we get a palindrome (533464335).

The spelling of 202133133 in words is "two hundred two million, one hundred thirty-three thousand, one hundred thirty-three".