1223302343111 has 2 divisors, whose sum is σ = 1223302343112. Its totient is φ = 1223302343110.

The previous prime is 1223302343089. The next prime is 1223302343183. The reversal of 1223302343111 is 1113432033221.

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-1223302343111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1223302343311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611651171555 + 611651171556.

It is an arithmetic number, because the mean of its divisors is an integer number (611651171556).

Almost surely, 2^{1223302343111} is an apocalyptic number.

1223302343111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223302343111 is an equidigital number, since it uses as much as digits as its factorization.

1223302343111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 1223302343111 its reverse (1113432033221), we get a palindrome (2336734376332).

The spelling of 1223302343111 in words is "one trillion, two hundred twenty-three billion, three hundred two million, three hundred forty-three thousand, one hundred eleven".