10013330330321 has 4 divisors (see below), whose sum is σ = 10014058215732. Its totient is φ = 10012602444912.

The previous prime is 10013330330303. The next prime is 10013330330329. The reversal of 10013330330321 is 12303303331001.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1200863113921 + 8812467216400 = 1095839^2 + 2968580^2 .

It is a cyclic number.

It is not a de Polignac number, because 10013330330321 - 2²² = 10013326136017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10013330330329) 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, 363922070 + ... + 363949583.

It is an arithmetic number, because the mean of its divisors is an integer number (2503514553933).

Almost surely, 2^{10013330330321} is an apocalyptic number.

It is an amenable number.

10013330330321 is a deficient number, since it is larger than the sum of its proper divisors (727885411).

10013330330321 is an equidigital number, since it uses as much as digits as its factorization.

10013330330321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 727885410.

The product of its (nonzero) digits is 1458, while the sum is 23.

Adding to 10013330330321 its reverse (12303303331001), we get a palindrome (22316633661322).

The spelling of 10013330330321 in words is "ten trillion, thirteen billion, three hundred thirty million, three hundred thirty thousand, three hundred twenty-one".