2202322621 has 24 divisors (see below), whose sum is σ = 2334044160. Its totient is φ = 2077088832.

The previous prime is 2202322609. The next prime is 2202322627. The reversal of 2202322621 is 1262232022.

It is a happy number.

It is not a de Polignac number, because 2202322621 - 2²⁹ = 1665451709 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2202322592 and 2202322601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202322627) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9214620 + ... + 9214858.

It is an arithmetic number, because the mean of its divisors is an integer number (97251840).

Almost surely, 2^2202322621 is an apocalyptic number.

It is an amenable number.

2202322621 is a deficient number, since it is larger than the sum of its proper divisors (131721539).

2202322621 is a wasteful number, since it uses less digits than its factorization.

2202322621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493 (or 456 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 2202322621 is about 46928.9102899268. The cubic root of 2202322621 is about 1301.0489799696.

Adding to 2202322621 its reverse (1262232022), we get a palindrome (3464554643).

It can be divided in two parts, 22023 and 22621, that added together give a palindrome (44644).

The spelling of 2202322621 in words is "two billion, two hundred two million, three hundred twenty-two thousand, six hundred twenty-one".