202022222020000 has 240 divisors, whose sum is σ = 502029452082312. Its totient is φ = 79992281600000.

The previous prime is 202022222019983. The next prime is 202022222020007. The reversal of 202022222020000 is 20222220202.

It is a happy number.

It can be written as a sum of positive squares in 20 ways, for example, as 4923197693584 + 197099024326416 = 2218828^2 + 14039196^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (202022222020007) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 15669133554 + ... + 15669146446.

Almost surely, 2^{202022222020000} is an apocalyptic number.

202022222020000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202022222020000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251014726041156).

202022222020000 is an abundant number, since it is smaller than the sum of its proper divisors (300007230062312).

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

202022222020000 is a wasteful number, since it uses less digits than its factorization.

202022222020000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20781 (or 20758 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 202022222020000 its reverse (20222220202), we get a palindrome (202042444240202).

It can be divided in two parts, 20202222 and 2020000, that added together give a palindrome (22222222).

The spelling of 202022222020000 in words is "two hundred two trillion, twenty-two billion, two hundred twenty-two million, twenty thousand".