1223213313307 has 2 divisors, whose sum is σ = 1223213313308. Its totient is φ = 1223213313306.

The previous prime is 1223213313239. The next prime is 1223213313401. The reversal of 1223213313307 is 7033133123221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1223213313307 is a prime.

It is not a weakly prime, because it can be changed into another prime (1223213316307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611606656653 + 611606656654.

It is an arithmetic number, because the mean of its divisors is an integer number (611606656654).

Almost surely, 2^{1223213313307} is an apocalyptic number.

1223213313307 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223213313307 is an equidigital number, since it uses as much as digits as its factorization.

1223213313307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 31.

Adding to 1223213313307 its reverse (7033133123221), we get a palindrome (8256346436528).

The spelling of 1223213313307 in words is "one trillion, two hundred twenty-three billion, two hundred thirteen million, three hundred thirteen thousand, three hundred seven".