12220333232311 has 2 divisors, whose sum is σ = 12220333232312. Its totient is φ = 12220333232310.

The previous prime is 12220333232269. The next prime is 12220333232353. The reversal of 12220333232311 is 11323233302221.

It is a happy number.

12220333232311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (12220333232269) and next prime (12220333232353).

It is a cyclic number.

It is not a de Polignac number, because 12220333232311 - 2⁷ = 12220333232183 is a prime.

It is a super-2 number, since 2×12220333232311² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12220333232311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12220333232411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110166616155 + 6110166616156.

It is an arithmetic number, because the mean of its divisors is an integer number (6110166616156).

Almost surely, 2^{12220333232311} is an apocalyptic number.

12220333232311 is a deficient number, since it is larger than the sum of its proper divisors (1).

12220333232311 is an equidigital number, since it uses as much as digits as its factorization.

12220333232311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 12220333232311 its reverse (11323233302221), we get a palindrome (23543566534532).

The spelling of 12220333232311 in words is "twelve trillion, two hundred twenty billion, three hundred thirty-three million, two hundred thirty-two thousand, three hundred eleven".