202021110201020 has 48 divisors (see below), whose sum is σ = 487170524131200. Its totient is φ = 69595789158720.

The previous prime is 202021110201013. The next prime is 202021110201049. The reversal of 202021110201020 is 20102011120202.

202021110201020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 202021110200986 and 202021110201004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24165200390 + ... + 24165208749.

It is an arithmetic number, because the mean of its divisors is an integer number (10149385919400).

Almost surely, 2^{202021110201020} is an apocalyptic number.

202021110201020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202021110201020 is an abundant number, since it is smaller than the sum of its proper divisors (285149413930180).

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

202021110201020 is a wasteful number, since it uses less digits than its factorization.

202021110201020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48330409178 (or 48330409176 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 202021110201020 its reverse (20102011120202), we get a palindrome (222123121321222).

The spelling of 202021110201020 in words is "two hundred two trillion, twenty-one billion, one hundred ten million, two hundred one thousand, twenty".