2122022012212 has 24 divisors (see below), whose sum is σ = 3836742223104. Its totient is φ = 1026153374112.

The previous prime is 2122022012189. The next prime is 2122022012213. The reversal of 2122022012212 is 2122102202212.

It is a self number, because there is not a number n which added to its sum of digits gives 2122022012212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122022012213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42903388 + ... + 42952819.

It is an arithmetic number, because the mean of its divisors is an integer number (159864259296).

Almost surely, 2^{2122022012212} is an apocalyptic number.

It is an amenable number.

2122022012212 is a deficient number, since it is larger than the sum of its proper divisors (1714720210892).

2122022012212 is a wasteful number, since it uses less digits than its factorization.

2122022012212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85856415 (or 85856413 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2122022012212 its reverse (2122102202212), we get a palindrome (4244124214424).

The spelling of 2122022012212 in words is "two trillion, one hundred twenty-two billion, twenty-two million, twelve thousand, two hundred twelve".