22212223302212 has 12 divisors (see below), whose sum is σ = 38871459970560. Its totient is φ = 11106091882056.

The previous prime is 22212223302209. The next prime is 22212223302299. The reversal of 22212223302212 is 21220332221222.

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, 2251412 + ... + 7035147.

It is an arithmetic number, because the mean of its divisors is an integer number (3239288330880).

Almost surely, 2^{22212223302212} is an apocalyptic number.

It is an amenable number.

22212223302212 is a deficient number, since it is larger than the sum of its proper divisors (16659236668348).

22212223302212 is a wasteful number, since it uses less digits than its factorization.

22212223302212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9884530 (or 9884528 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 22212223302212 its reverse (21220332221222), we get a palindrome (43432555523434).

The spelling of 22212223302212 in words is "twenty-two trillion, two hundred twelve billion, two hundred twenty-three million, three hundred two thousand, two hundred twelve".