2212321222202 has 24 divisors (see below), whose sum is σ = 4157219002356. Its totient is φ = 875203999488.

The previous prime is 2212321222187. The next prime is 2212321222261. The reversal of 2212321222202 is 2022221232122.

It can be written as a sum of positive squares in 2 ways, for example, as 2194637807761 + 17683414441 = 1481431^2 + 132979^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 868256663 + ... + 868259210.

Almost surely, 2^{2212321222202} is an apocalyptic number.

2212321222202 is a deficient number, since it is larger than the sum of its proper divisors (1944897780154).

2212321222202 is a wasteful number, since it uses less digits than its factorization.

2212321222202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1736515902 (or 1736515895 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 2212321222202 its reverse (2022221232122), we get a palindrome (4234542454324).

The spelling of 2212321222202 in words is "two trillion, two hundred twelve billion, three hundred twenty-one million, two hundred twenty-two thousand, two hundred two".