13320201331123 has 4 divisors (see below), whose sum is σ = 13320270328480. Its totient is φ = 13320132333768.

The previous prime is 13320201331109. The next prime is 13320201331139. The reversal of 13320201331123 is 32113310202331.

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

It is a cyclic number.

It is not a de Polignac number, because 13320201331123 - 2²⁹ = 13319664460211 is a prime.

It is a super-2 number, since 2×13320201331123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13320201331823) 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, 34208283 + ... + 34595476.

It is an arithmetic number, because the mean of its divisors is an integer number (3330067582120).

Almost surely, 2^{13320201331123} is an apocalyptic number.

13320201331123 is a deficient number, since it is larger than the sum of its proper divisors (68997357).

13320201331123 is an equidigital number, since it uses as much as digits as its factorization.

13320201331123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68997356.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 13320201331123 its reverse (32113310202331), we get a palindrome (45433511533454).

The spelling of 13320201331123 in words is "thirteen trillion, three hundred twenty billion, two hundred one million, three hundred thirty-one thousand, one hundred twenty-three".