12213213321022 has 16 divisors (see below), whose sum is σ = 20937096529920. Its totient is φ = 5234194428408.

The previous prime is 12213213320953. The next prime is 12213213321061. The reversal of 12213213321022 is 22012331231221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1377322 + ... + 5130637.

It is an arithmetic number, because the mean of its divisors is an integer number (1308568533120).

Almost surely, 2^{12213213321022} is an apocalyptic number.

12213213321022 is a deficient number, since it is larger than the sum of its proper divisors (8723883208898).

12213213321022 is a wasteful number, since it uses less digits than its factorization.

12213213321022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6642015.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 12213213321022 its reverse (22012331231221), we get a palindrome (34225544552243).

The spelling of 12213213321022 in words is "twelve trillion, two hundred thirteen billion, two hundred thirteen million, three hundred twenty-one thousand, twenty-two".