13331131123201 has 4 divisors (see below), whose sum is σ = 13334461412272. Its totient is φ = 13327800834132.

The previous prime is 13331131123199. The next prime is 13331131123307. The reversal of 13331131123201 is 10232113113331.

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 13331131123201 - 2¹ = 13331131123199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13331131423201) 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, 1665138531 + ... + 1665146536.

It is an arithmetic number, because the mean of its divisors is an integer number (3333615353068).

Almost surely, 2^{13331131123201} is an apocalyptic number.

It is an amenable number.

13331131123201 is a deficient number, since it is larger than the sum of its proper divisors (3330289071).

13331131123201 is an equidigital number, since it uses as much as digits as its factorization.

13331131123201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3330289070.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 13331131123201 its reverse (10232113113331), we get a palindrome (23563244236532).

The spelling of 13331131123201 in words is "thirteen trillion, three hundred thirty-one billion, one hundred thirty-one million, one hundred twenty-three thousand, two hundred one".