202102310030110 has 64 divisors (see below), whose sum is σ = 437923184947200. Its totient is φ = 67056987624480.

The previous prime is 202102310030087. The next prime is 202102310030123. The reversal of 202102310030110 is 11030013201202.

It is a super-2 number, since 2×202102310030110² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 950247804 + ... + 950460463.

It is an arithmetic number, because the mean of its divisors is an integer number (6842549764800).

Almost surely, 2^{202102310030110} is an apocalyptic number.

202102310030110 is an abundant number, since it is smaller than the sum of its proper divisors (235820874917090).

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

202102310030110 is a wasteful number, since it uses less digits than its factorization.

202102310030110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1900708326 (or 1900708312 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 202102310030110 its reverse (11030013201202), we get a palindrome (213132323231312).

The spelling of 202102310030110 in words is "two hundred two trillion, one hundred two billion, three hundred ten million, thirty thousand, one hundred ten".