1223100223013 has 2 divisors, whose sum is σ = 1223100223014. Its totient is φ = 1223100223012.

The previous prime is 1223100223001. The next prime is 1223100223039. The reversal of 1223100223013 is 3103220013221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1170633113764 + 52467109249 = 1081958^2 + 229057^2 .

It is a cyclic number.

It is not a de Polignac number, because 1223100223013 - 2²⁴ = 1223083445797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1223100223063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611550111506 + 611550111507.

It is an arithmetic number, because the mean of its divisors is an integer number (611550111507).

Almost surely, 2^{1223100223013} is an apocalyptic number.

It is an amenable number.

1223100223013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223100223013 is an equidigital number, since it uses as much as digits as its factorization.

1223100223013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1223100223013 its reverse (3103220013221), we get a palindrome (4326320236234).

The spelling of 1223100223013 in words is "one trillion, two hundred twenty-three billion, one hundred million, two hundred twenty-three thousand, thirteen".