2303222113221 has 16 divisors (see below), whose sum is σ = 3122414408640. Its totient is φ = 1509773483520.

The previous prime is 2303222113187. The next prime is 2303222113229. The reversal of 2303222113221 is 1223112223032.

It is not a de Polignac number, because 2303222113221 - 2¹⁹ = 2303221588933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2303222113191 and 2303222113200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2303222113229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1716460 + ... + 2748213.

It is an arithmetic number, because the mean of its divisors is an integer number (195150900540).

Almost surely, 2^{2303222113221} is an apocalyptic number.

It is an amenable number.

2303222113221 is a deficient number, since it is larger than the sum of its proper divisors (819192295419).

2303222113221 is a wasteful number, since it uses less digits than its factorization.

2303222113221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4467556.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 2303222113221 its reverse (1223112223032), we get a palindrome (3526334336253).

The spelling of 2303222113221 in words is "two trillion, three hundred three billion, two hundred twenty-two million, one hundred thirteen thousand, two hundred twenty-one".