20222001202212 has 72 divisors (see below), whose sum is σ = 53814616652160. Its totient is φ = 6385000564800.

The previous prime is 20222001202159. The next prime is 20222001202217. The reversal of 20222001202212 is 21220210022202.

20222001202212 is a `hidden beast` number, since 202 + 220 + 0 + 1 + 20 + 221 + 2 = 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 (20222001202217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2824138 + ... + 6958430.

It is an arithmetic number, because the mean of its divisors is an integer number (747425231280).

Almost surely, 2^{20222001202212} is an apocalyptic number.

It is an amenable number.

20222001202212 is an abundant number, since it is smaller than the sum of its proper divisors (33592615449948).

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

20222001202212 is a wasteful number, since it uses less digits than its factorization.

20222001202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4141473 (or 4141468 counting only the distinct ones).

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

Adding to 20222001202212 its reverse (21220210022202), we get a palindrome (41442211224414).

The spelling of 20222001202212 in words is "twenty trillion, two hundred twenty-two billion, one million, two hundred two thousand, two hundred twelve".