202202222211020 has 48 divisors (see below), whose sum is σ = 438884044236288. Its totient is φ = 78206283710400.

The previous prime is 202202222211013. The next prime is 202202222211083. The reversal of 202202222211020 is 20112222202202.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 202202222210983 and 202202222211001.

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, 1295757806 + ... + 1295913845.

It is an arithmetic number, because the mean of its divisors is an integer number (9143417588256).

Almost surely, 2^{202202222211020} is an apocalyptic number.

202202222211020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202202222211020 is an abundant number, since it is smaller than the sum of its proper divisors (236681822025268).

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

202202222211020 is a wasteful number, since it uses less digits than its factorization.

202202222211020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2591671790 (or 2591671788 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 202202222211020 its reverse (20112222202202), we get a palindrome (222314444413222).

The spelling of 202202222211020 in words is "two hundred two trillion, two hundred two billion, two hundred twenty-two million, two hundred eleven thousand, twenty".