22302302321 has 16 divisors (see below), whose sum is σ = 24708692736. Its totient is φ = 20002147776.

The previous prime is 22302302263. The next prime is 22302302357. The reversal of 22302302321 is 12320320322.

It is not a de Polignac number, because 22302302321 - 2¹⁰ = 22302301297 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22302302293 and 22302302302.

It is not an unprimeable number, because it can be changed into a prime (22302332321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86165 + ... + 228098.

It is an arithmetic number, because the mean of its divisors is an integer number (1544293296).

Almost surely, 2^22302302321 is an apocalyptic number.

It is an amenable number.

22302302321 is a deficient number, since it is larger than the sum of its proper divisors (2406390415).

22302302321 is a wasteful number, since it uses less digits than its factorization.

22302302321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314432.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 22302302321 its reverse (12320320322), we get a palindrome (34622622643).

The spelling of 22302302321 in words is "twenty-two billion, three hundred two million, three hundred two thousand, three hundred twenty-one".