22020202212212 has 12 divisors (see below), whose sum is σ = 38540058525696. Its totient is φ = 11008756919160.

The previous prime is 22020202212187. The next prime is 22020202212263. The reversal of 22020202212212 is 21221220202022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336009878 + ... + 336075405.

It is an arithmetic number, because the mean of its divisors is an integer number (3211671543808).

Almost surely, 2^{22020202212212} is an apocalyptic number.

It is an amenable number.

22020202212212 is a deficient number, since it is larger than the sum of its proper divisors (16519856313484).

22020202212212 is a wasteful number, since it uses less digits than its factorization.

22020202212212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672093478 (or 672093476 counting only the distinct ones).

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

Adding to 22020202212212 its reverse (21221220202022), we get a palindrome (43241422414234).

The spelling of 22020202212212 in words is "twenty-two trillion, twenty billion, two hundred two million, two hundred twelve thousand, two hundred twelve".