12303302221222 has 4 divisors (see below), whose sum is σ = 18454953331836. Its totient is φ = 6151651110610.

The previous prime is 12303302221187. The next prime is 12303302221291. The reversal of 12303302221222 is 22212220330321.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3075825555304 + ... + 3075825555307.

It is an arithmetic number, because the mean of its divisors is an integer number (4613738332959).

Almost surely, 2^{12303302221222} is an apocalyptic number.

12303302221222 is a deficient number, since it is larger than the sum of its proper divisors (6151651110614).

12303302221222 is an equidigital number, since it uses as much as digits as its factorization.

12303302221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6151651110613.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 12303302221222 its reverse (22212220330321), we get a palindrome (34515522551543).

The spelling of 12303302221222 in words is "twelve trillion, three hundred three billion, three hundred two million, two hundred twenty-one thousand, two hundred twenty-two".