12230321131211 has 4 divisors (see below), whose sum is σ = 12874022243400. Its totient is φ = 11586620019024.

The previous prime is 12230321131181. The next prime is 12230321131241. The reversal of 12230321131211 is 11213112303221.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (12230321131181) and next prime (12230321131241).

It is a cyclic number.

It is not a de Polignac number, because 12230321131211 - 2²⁶ = 12230254022347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12230321131241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321850556066 + ... + 321850556103.

It is an arithmetic number, because the mean of its divisors is an integer number (3218505560850).

Almost surely, 2^{12230321131211} is an apocalyptic number.

12230321131211 is a deficient number, since it is larger than the sum of its proper divisors (643701112189).

12230321131211 is an equidigital number, since it uses as much as digits as its factorization.

12230321131211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643701112188.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 12230321131211 its reverse (11213112303221), we get a palindrome (23443433434432).

The spelling of 12230321131211 in words is "twelve trillion, two hundred thirty billion, three hundred twenty-one million, one hundred thirty-one thousand, two hundred eleven".