202021210010202 has 64 divisors (see below), whose sum is σ = 442194097276800. Its totient is φ = 61021482439680.

The previous prime is 202021210010197. The next prime is 202021210010227. The reversal of 202021210010202 is 202010012120202.

202021210010202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×202021210010202² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31892268 + ... + 37698264.

It is an arithmetic number, because the mean of its divisors is an integer number (6909282769950).

Almost surely, 2^{202021210010202} is an apocalyptic number.

202021210010202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

202021210010202 is an abundant number, since it is smaller than the sum of its proper divisors (240172887266598).

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

202021210010202 is a wasteful number, since it uses less digits than its factorization.

202021210010202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5807711.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 202021210010202 its reverse (202010012120202), we get a palindrome (404031222130404).

The spelling of 202021210010202 in words is "two hundred two trillion, twenty-one billion, two hundred ten million, ten thousand, two hundred two".