1323111013293 has 4 divisors (see below), whose sum is σ = 1764148017728. Its totient is φ = 882074008860.

The previous prime is 1323111013267. The next prime is 1323111013297. The reversal of 1323111013293 is 3923101113231.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1323111013293 - 2³⁰ = 1322037271469 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 1323111013293.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323111013297) 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, 220518502213 + ... + 220518502218.

It is an arithmetic number, because the mean of its divisors is an integer number (441037004432).

Almost surely, 2^{1323111013293} is an apocalyptic number.

It is an amenable number.

1323111013293 is a deficient number, since it is larger than the sum of its proper divisors (441037004435).

1323111013293 is an equidigital number, since it uses as much as digits as its factorization.

1323111013293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441037004434.

The product of its (nonzero) digits is 2916, while the sum is 30.

The spelling of 1323111013293 in words is "one trillion, three hundred twenty-three billion, one hundred eleven million, thirteen thousand, two hundred ninety-three".