13330221231313 has 4 divisors (see below), whose sum is σ = 15234538550080. Its totient is φ = 11425903912548.

The previous prime is 13330221231311. The next prime is 13330221231331. The reversal of 13330221231313 is 31313212203331.

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 a cyclic number.

It is not a de Polignac number, because 13330221231313 - 2¹ = 13330221231311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13330221231311) 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, 952158659373 + ... + 952158659386.

It is an arithmetic number, because the mean of its divisors is an integer number (3808634637520).

Almost surely, 2^{13330221231313} is an apocalyptic number.

It is an amenable number.

13330221231313 is a deficient number, since it is larger than the sum of its proper divisors (1904317318767).

13330221231313 is an equidigital number, since it uses as much as digits as its factorization.

13330221231313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1904317318766.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 13330221231313 its reverse (31313212203331), we get a palindrome (44643433434644).

The spelling of 13330221231313 in words is "thirteen trillion, three hundred thirty billion, two hundred twenty-one million, two hundred thirty-one thousand, three hundred thirteen".