202222201001020 has 24 divisors (see below), whose sum is σ = 443130388281504. Its totient is φ = 77371972556736.

The previous prime is 202222201000987. The next prime is 202222201001057. The reversal of 202222201001020 is 20100102222202.

It is a junction number, because it is equal to n+sod(n) for n = 202222201000985 and 202222201001003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219806739759 + ... + 219806740678.

It is an arithmetic number, because the mean of its divisors is an integer number (18463766178396).

Almost surely, 2^{202222201001020} is an apocalyptic number.

202222201001020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202222201001020 is an abundant number, since it is smaller than the sum of its proper divisors (240908187280484).

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

202222201001020 is a wasteful number, since it uses less digits than its factorization.

202222201001020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439613480469 (or 439613480467 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 202222201001020 its reverse (20100102222202), we get a palindrome (222322303223222).

The spelling of 202222201001020 in words is "two hundred two trillion, two hundred twenty-two billion, two hundred one million, one thousand, twenty".