12022212212252 has 108 divisors (see below), whose sum is σ = 23718851050104. Its totient is φ = 5287800061440.

The previous prime is 12022212212251. The next prime is 12022212212267. The reversal of 12022212212252 is 25221221222021.

12022212212252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12022212212252² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022212212251) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 658633958 + ... + 658652210.

Almost surely, 2^{12022212212252} is an apocalyptic number.

It is an amenable number.

12022212212252 is a deficient number, since it is larger than the sum of its proper divisors (11696638837852).

12022212212252 is a wasteful number, since it uses less digits than its factorization.

12022212212252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18520 (or 18392 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 26.

Adding to 12022212212252 its reverse (25221221222021), we get a palindrome (37243433434273).

The spelling of 12022212212252 in words is "twelve trillion, twenty-two billion, two hundred twelve million, two hundred twelve thousand, two hundred fifty-two".