22301213321 has 4 divisors (see below), whose sum is σ = 22666807044. Its totient is φ = 21935619600.

The previous prime is 22301213279. The next prime is 22301213327. The reversal of 22301213321 is 12331210322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7909612096 + 14391601225 = 88936^2 + 119965^2 .

It is a cyclic number.

It is not a de Polignac number, because 22301213321 - 2¹⁴ = 22301196937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22301213293 and 22301213302.

It is not an unprimeable number, because it can be changed into a prime (22301213327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182796770 + ... + 182796891.

It is an arithmetic number, because the mean of its divisors is an integer number (5666701761).

Almost surely, 2^22301213321 is an apocalyptic number.

It is an amenable number.

22301213321 is a deficient number, since it is larger than the sum of its proper divisors (365593723).

22301213321 is an equidigital number, since it uses as much as digits as its factorization.

22301213321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365593722.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 22301213321 its reverse (12331210322), we get a palindrome (34632423643).

The spelling of 22301213321 in words is "twenty-two billion, three hundred one million, two hundred thirteen thousand, three hundred twenty-one".