202092110020 has 24 divisors (see below), whose sum is σ = 424403742168. Its totient is φ = 80834880000.

The previous prime is 202092109991. The next prime is 202092110027. The reversal of 202092110020 is 20011290202.

It can be written as a sum of positive squares in 4 ways, for example, as 51926559876 + 150165550144 = 227874^2 + 387512^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 202092110020.

It is not an unprimeable number, because it can be changed into a prime (202092110027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 949420 + ... + 1142620.

It is an arithmetic number, because the mean of its divisors is an integer number (17683489257).

Almost surely, 2^202092110020 is an apocalyptic number.

202092110020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202092110020 is an abundant number, since it is smaller than the sum of its proper divisors (222311632148).

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

202092110020 is a wasteful number, since it uses less digits than its factorization.

202092110020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245511 (or 245509 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The spelling of 202092110020 in words is "two hundred two billion, ninety-two million, one hundred ten thousand, twenty".