202011320220 has 48 divisors (see below), whose sum is σ = 565721439360. Its totient is φ = 53861138496.

The previous prime is 202011320191. The next prime is 202011320233. The reversal of 202011320220 is 22023110202.

It is a happy number.

202011320220 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 202011320220.

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, 118839 + ... + 646641.

It is an arithmetic number, because the mean of its divisors is an integer number (11785863320).

Almost surely, 2^202011320220 is an apocalyptic number.

202011320220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202011320220 is an abundant number, since it is smaller than the sum of its proper divisors (363710119140).

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

202011320220 is a wasteful number, since it uses less digits than its factorization.

202011320220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534194 (or 534192 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 202011320220 its reverse (22023110202), we get a palindrome (224034430422).

The spelling of 202011320220 in words is "two hundred two billion, eleven million, three hundred twenty thousand, two hundred twenty".