202133140 has 24 divisors (see below), whose sum is σ = 463069152. Its totient is φ = 73502880.

The previous prime is 202133101. The next prime is 202133201. The reversal of 202133140 is 41331202.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 459174 + ... + 459613.

It is an arithmetic number, because the mean of its divisors is an integer number (19294548).

Almost surely, 2^202133140 is an apocalyptic number.

202133140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202133140 is an abundant number, since it is smaller than the sum of its proper divisors (260936012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202133140 is a wasteful number, since it uses less digits than its factorization.

202133140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918807 (or 918805 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 202133140 is about 14217.3534808698. The cubic root of 202133140 is about 586.8753124664.

Adding to 202133140 its reverse (41331202), we get a palindrome (243464342).

The spelling of 202133140 in words is "two hundred two million, one hundred thirty-three thousand, one hundred forty".