22022322401 has 8 divisors (see below), whose sum is σ = 22451420160. Its totient is φ = 21593727792.

The previous prime is 22022322391. The next prime is 22022322403. The reversal of 22022322401 is 10422322022.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22022322401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22022322403) 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, 36791 + ... + 213068.

It is an arithmetic number, because the mean of its divisors is an integer number (2806427520).

Almost surely, 2^22022322401 is an apocalyptic number.

It is an amenable number.

22022322401 is a deficient number, since it is larger than the sum of its proper divisors (429097759).

22022322401 is a wasteful number, since it uses less digits than its factorization.

22022322401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251575.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 22022322401 its reverse (10422322022), we get a palindrome (32444644423).

The spelling of 22022322401 in words is "twenty-two billion, twenty-two million, three hundred twenty-two thousand, four hundred one".