202001212101020 has 12 divisors (see below), whose sum is σ = 424202545412184. Its totient is φ = 80800484840400.

The previous prime is 202001212101011. The next prime is 202001212101079. The reversal of 202001212101020 is 20101212100202.

202001212101020 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 = 202001212100986 and 202001212101004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5050030302506 + ... + 5050030302545.

It is an arithmetic number, because the mean of its divisors is an integer number (35350212117682).

Almost surely, 2^{202001212101020} is an apocalyptic number.

202001212101020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202001212101020 is an abundant number, since it is smaller than the sum of its proper divisors (222201333311164).

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

202001212101020 is a wasteful number, since it uses less digits than its factorization.

202001212101020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10100060605060 (or 10100060605058 counting only the distinct ones).

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

Adding to 202001212101020 its reverse (20101212100202), we get a palindrome (222102424201222).

The spelling of 202001212101020 in words is "two hundred two trillion, one billion, two hundred twelve million, one hundred one thousand, twenty".