2203322020221 has 32 divisors (see below), whose sum is σ = 3371786846208. Its totient is φ = 1253666730240.

The previous prime is 2203322020213. The next prime is 2203322020279. The reversal of 2203322020221 is 1220202233022.

It is not a de Polignac number, because 2203322020221 - 2³ = 2203322020213 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2203322020201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11842900 + ... + 12027506.

It is an arithmetic number, because the mean of its divisors is an integer number (105368338944).

Almost surely, 2^{2203322020221} is an apocalyptic number.

2203322020221 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2203322020221 is a deficient number, since it is larger than the sum of its proper divisors (1168464825987).

2203322020221 is a wasteful number, since it uses less digits than its factorization.

2203322020221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187041.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 2203322020221 its reverse (1220202233022), we get a palindrome (3423524253243).

The spelling of 2203322020221 in words is "two trillion, two hundred three billion, three hundred twenty-two million, twenty thousand, two hundred twenty-one".