2103330301221 has 4 divisors (see below), whose sum is σ = 2804440401632. Its totient is φ = 1402220200812.

The previous prime is 2103330301217. The next prime is 2103330301301. The reversal of 2103330301221 is 1221030333012.

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 not a de Polignac number, because 2103330301221 - 2² = 2103330301217 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 (2103330309221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350555050201 + ... + 350555050206.

It is an arithmetic number, because the mean of its divisors is an integer number (701110100408).

Almost surely, 2^{2103330301221} is an apocalyptic number.

It is an amenable number.

2103330301221 is a deficient number, since it is larger than the sum of its proper divisors (701110100411).

2103330301221 is an equidigital number, since it uses as much as digits as its factorization.

2103330301221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701110100410.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 2103330301221 its reverse (1221030333012), we get a palindrome (3324360634233).

The spelling of 2103330301221 in words is "two trillion, one hundred three billion, three hundred thirty million, three hundred one thousand, two hundred twenty-one".