22223235445321 has 8 divisors (see below), whose sum is σ = 22792492390464. Its totient is φ = 21659532226800.

The previous prime is 22223235445303. The next prime is 22223235445339. The reversal of 22223235445321 is 12354453232222.

It is an interprime number because it is at equal distance from previous prime (22223235445303) and next prime (22223235445339).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22223235445321 - 2²³ = 22223227056713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22223235445361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1388423551 + ... + 1388439556.

It is an arithmetic number, because the mean of its divisors is an integer number (2849061548808).

Almost surely, 2^{22223235445321} is an apocalyptic number.

It is an amenable number.

22223235445321 is a deficient number, since it is larger than the sum of its proper divisors (569256945143).

22223235445321 is a wasteful number, since it uses less digits than its factorization.

22223235445321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2776863311.

The product of its digits is 691200, while the sum is 40.

Adding to 22223235445321 its reverse (12354453232222), we get a palindrome (34577688677543).

The spelling of 22223235445321 in words is "twenty-two trillion, two hundred twenty-three billion, two hundred thirty-five million, four hundred forty-five thousand, three hundred twenty-one".