12212102202022 has 16 divisors (see below), whose sum is σ = 18375134356800. Its totient is φ = 6087066999552.

The previous prime is 12212102202017. The next prime is 12212102202023. The reversal of 12212102202022 is 22020220121221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12212102202023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156979 + ... + 4944577.

It is an arithmetic number, because the mean of its divisors is an integer number (1148445897300).

Almost surely, 2^{12212102202022} is an apocalyptic number.

12212102202022 is a deficient number, since it is larger than the sum of its proper divisors (6163032154778).

12212102202022 is a wasteful number, since it uses less digits than its factorization.

12212102202022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4791567.

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

Adding to 12212102202022 its reverse (22020220121221), we get a palindrome (34232322323243).

The spelling of 12212102202022 in words is "twelve trillion, two hundred twelve billion, one hundred two million, two hundred two thousand, twenty-two".