12231213343 has 2 divisors, whose sum is σ = 12231213344. Its totient is φ = 12231213342.

The previous prime is 12231213331. The next prime is 12231213347. The reversal of 12231213343 is 34331213221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12231213343 - 2²⁵ = 12197658911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12231213347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6115606671 + 6115606672.

It is an arithmetic number, because the mean of its divisors is an integer number (6115606672).

Almost surely, 2^12231213343 is an apocalyptic number.

12231213343 is a deficient number, since it is larger than the sum of its proper divisors (1).

12231213343 is an equidigital number, since it uses as much as digits as its factorization.

12231213343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 25.

Adding to 12231213343 its reverse (34331213221), we get a palindrome (46562426564).

The spelling of 12231213343 in words is "twelve billion, two hundred thirty-one million, two hundred thirteen thousand, three hundred forty-three".