12213308311 has 2 divisors, whose sum is σ = 12213308312. Its totient is φ = 12213308310.

The previous prime is 12213308299. The next prime is 12213308323. The reversal of 12213308311 is 11380331221.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (12213308299) and next prime (12213308323).

It is a cyclic number.

It is not a de Polignac number, because 12213308311 - 2⁷ = 12213308183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12213308381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106654155 + 6106654156.

It is an arithmetic number, because the mean of its divisors is an integer number (6106654156).

Almost surely, 2^12213308311 is an apocalyptic number.

12213308311 is a deficient number, since it is larger than the sum of its proper divisors (1).

12213308311 is an equidigital number, since it uses as much as digits as its factorization.

12213308311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 12213308311 its reverse (11380331221), we get a palindrome (23593639532).

The spelling of 12213308311 in words is "twelve billion, two hundred thirteen million, three hundred eight thousand, three hundred eleven".