20222021202210 has 32 divisors (see below), whose sum is σ = 53925389873280. Its totient is φ = 5392538987184.

The previous prime is 20222021202139. The next prime is 20222021202211. The reversal of 20222021202210 is 1220212022202.

20222021202210 is a `hidden beast` number, since 20 + 2 + 220 + 212 + 0 + 2 + 210 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (20222021202211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37448187142 + ... + 37448187681.

It is an arithmetic number, because the mean of its divisors is an integer number (1685168433540).

Almost surely, 2^{20222021202210} is an apocalyptic number.

20222021202210 is an abundant number, since it is smaller than the sum of its proper divisors (33703368671070).

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

20222021202210 is a wasteful number, since it uses less digits than its factorization.

20222021202210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74896374839 (or 74896374833 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 20222021202210 its reverse (1220212022202), we get a palindrome (21442233224412).

The spelling of 20222021202210 in words is "twenty trillion, two hundred twenty-two billion, twenty-one million, two hundred two thousand, two hundred ten".