20222020212012 has 48 divisors (see below), whose sum is σ = 52432044631680. Its totient is φ = 6740083926864.

The previous prime is 20222020211837. The next prime is 20222020212049. The reversal of 20222020212012 is 21021202022202.

20222020212012 is a `hidden beast` number, since 202 + 220 + 20 + 21 + 201 + 2 = 666.

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

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, 6945618 + ... + 9417305.

It is an arithmetic number, because the mean of its divisors is an integer number (1092334263160).

Almost surely, 2^{20222020212012} is an apocalyptic number.

It is an amenable number.

20222020212012 is an abundant number, since it is smaller than the sum of its proper divisors (32210024419668).

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

20222020212012 is a wasteful number, since it uses less digits than its factorization.

20222020212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16374379 (or 16374371 counting only the distinct ones).

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

Adding to 20222020212012 its reverse (21021202022202), we get a palindrome (41243222234214).

The spelling of 20222020212012 in words is "twenty trillion, two hundred twenty-two billion, twenty million, two hundred twelve thousand, twelve".