12230321131222 has 4 divisors (see below), whose sum is σ = 18345481696836. Its totient is φ = 6115160565610.

The previous prime is 12230321131181. The next prime is 12230321131241. The reversal of 12230321131222 is 22213112303221.

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, 3057580282804 + ... + 3057580282807.

It is an arithmetic number, because the mean of its divisors is an integer number (4586370424209).

Almost surely, 2^{12230321131222} is an apocalyptic number.

12230321131222 is a deficient number, since it is larger than the sum of its proper divisors (6115160565614).

12230321131222 is an equidigital number, since it uses as much as digits as its factorization.

12230321131222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6115160565613.

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

Adding to 12230321131222 its reverse (22213112303221), we get a palindrome (34443433434443).

The spelling of 12230321131222 in words is "twelve trillion, two hundred thirty billion, three hundred twenty-one million, one hundred thirty-one thousand, two hundred twenty-two".