3013203110221 has 4 divisors (see below), whose sum is σ = 3023926253244. Its totient is φ = 3002479967200.

The previous prime is 3013203110213. The next prime is 3013203110251. The reversal of 3013203110221 is 1220113023103.

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 683947194121 + 2329255916100 = 827011^2 + 1526190^2 .

It is a cyclic number.

It is not a de Polignac number, because 3013203110221 - 2³ = 3013203110213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3013203110251) 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, 5361571090 + ... + 5361571651.

It is an arithmetic number, because the mean of its divisors is an integer number (755981563311).

Almost surely, 2^{3013203110221} is an apocalyptic number.

It is an amenable number.

3013203110221 is a deficient number, since it is larger than the sum of its proper divisors (10723143023).

3013203110221 is a wasteful number, since it uses less digits than its factorization.

3013203110221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10723143022.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 3013203110221 its reverse (1220113023103), we get a palindrome (4233316133324).

The spelling of 3013203110221 in words is "three trillion, thirteen billion, two hundred three million, one hundred ten thousand, two hundred twenty-one".