202020330 has 16 divisors (see below), whose sum is σ = 484848864. Its totient is φ = 53872080.

The previous prime is 202020323. The next prime is 202020341. The reversal of 202020330 is 33020202.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3366976 + ... + 3367035.

It is an arithmetic number, because the mean of its divisors is an integer number (30303054).

Almost surely, 2^202020330 is an apocalyptic number.

202020330 is an abundant number, since it is smaller than the sum of its proper divisors (282828534).

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

202020330 is a wasteful number, since it uses less digits than its factorization.

202020330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6734021.

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 202020330 is about 14213.3855924618. The cubic root of 202020330 is about 586.7661142680.

Adding to 202020330 its reverse (33020202), we get a palindrome (235040532).

The spelling of 202020330 in words is "two hundred two million, twenty thousand, three hundred thirty".