2202122021212 has 12 divisors (see below), whose sum is σ = 3862296421200. Its totient is φ = 1098608758016.

The previous prime is 2202122021201. The next prime is 2202122021221. The reversal of 2202122021212 is 2121202212022.

It is a self number, because there is not a number n which added to its sum of digits gives 2202122021212.

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, 613061128 + ... + 613064719.

It is an arithmetic number, because the mean of its divisors is an integer number (321858035100).

Almost surely, 2^{2202122021212} is an apocalyptic number.

It is an amenable number.

2202122021212 is a deficient number, since it is larger than the sum of its proper divisors (1660174399988).

2202122021212 is a wasteful number, since it uses less digits than its factorization.

2202122021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226126300 (or 1226126298 counting only the distinct ones).

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

Adding to 2202122021212 its reverse (2121202212022), we get a palindrome (4323324233234).

The spelling of 2202122021212 in words is "two trillion, two hundred two billion, one hundred twenty-two million, twenty-one thousand, two hundred twelve".