1223301111013 has 2 divisors, whose sum is σ = 1223301111014. Its totient is φ = 1223301111012.

The previous prime is 1223301110959. The next prime is 1223301111031. The reversal of 1223301111013 is 3101111033221.

Together with next prime (1223301111031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 930958679044 + 292342431969 = 964862^2 + 540687^2 .

It is a cyclic number.

It is not a de Polignac number, because 1223301111013 - 2²¹ = 1223299013861 is a prime.

It is a super-3 number, since 3×1223301111013³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1223301511013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611650555506 + 611650555507.

It is an arithmetic number, because the mean of its divisors is an integer number (611650555507).

Almost surely, 2^{1223301111013} is an apocalyptic number.

It is an amenable number.

1223301111013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223301111013 is an equidigital number, since it uses as much as digits as its factorization.

1223301111013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1223301111013 its reverse (3101111033221), we get a palindrome (4324412144234).

The spelling of 1223301111013 in words is "one trillion, two hundred twenty-three billion, three hundred one million, one hundred eleven thousand, thirteen".