12021200023222 has 64 divisors (see below), whose sum is σ = 19606313986560. Its totient is φ = 5494961721600.

The previous prime is 12021200023207. The next prime is 12021200023237. The reversal of 12021200023222 is 22232000212021.

It is an interprime number because it is at equal distance from previous prime (12021200023207) and next prime (12021200023237).

It is a super-2 number, since 2×12021200023222² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12021200023222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1525722679 + ... + 1525730557.

It is an arithmetic number, because the mean of its divisors is an integer number (306348656040).

Almost surely, 2^{12021200023222} is an apocalyptic number.

12021200023222 is a deficient number, since it is larger than the sum of its proper divisors (7585113963338).

12021200023222 is a wasteful number, since it uses less digits than its factorization.

12021200023222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9269.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 12021200023222 its reverse (22232000212021), we get a palindrome (34253200235243).

The spelling of 12021200023222 in words is "twelve trillion, twenty-one billion, two hundred million, twenty-three thousand, two hundred twenty-two".