1320202232113 has 4 divisors (see below), whose sum is σ = 1350904609648. Its totient is φ = 1289499854580.

The previous prime is 1320202232053. The next prime is 1320202232117. The reversal of 1320202232113 is 3112322020231.

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 a cyclic number.

It is not a de Polignac number, because 1320202232113 - 2¹⁷ = 1320202101041 is a prime.

It is a super-2 number, since 2×1320202232113² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1320202232117) 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 in 3 ways as a sum of consecutive naturals, for example, 15351188703 + ... + 15351188788.

It is an arithmetic number, because the mean of its divisors is an integer number (337726152412).

Almost surely, 2^{1320202232113} is an apocalyptic number.

It is an amenable number.

1320202232113 is a deficient number, since it is larger than the sum of its proper divisors (30702377535).

1320202232113 is an equidigital number, since it uses as much as digits as its factorization.

1320202232113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30702377534.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1320202232113 its reverse (3112322020231), we get a palindrome (4432524252344).

The spelling of 1320202232113 in words is "one trillion, three hundred twenty billion, two hundred two million, two hundred thirty-two thousand, one hundred thirteen".