1233323310013 has 4 divisors (see below), whose sum is σ = 1233328027228. Its totient is φ = 1233318592800.

The previous prime is 1233323310001. The next prime is 1233323310031. The reversal of 1233323310013 is 3100133233321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 649439350884 + 583883959129 = 805878^2 + 764123^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1233323310013 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1233323310013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1233323310073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1941888 + ... + 2497513.

It is an arithmetic number, because the mean of its divisors is an integer number (308332006807).

Almost surely, 2^{1233323310013} is an apocalyptic number.

It is an amenable number.

1233323310013 is a deficient number, since it is larger than the sum of its proper divisors (4717215).

1233323310013 is an equidigital number, since it uses as much as digits as its factorization.

1233323310013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4717214.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 1233323310013 its reverse (3100133233321), we get a palindrome (4333456543334).

The spelling of 1233323310013 in words is "one trillion, two hundred thirty-three billion, three hundred twenty-three million, three hundred ten thousand, thirteen".