22240323321 has 32 divisors (see below), whose sum is σ = 31831481088. Its totient is φ = 13763174400.

The previous prime is 22240323319. The next prime is 22240323331. The reversal of 22240323321 is 12332304222.

It is not a de Polignac number, because 22240323321 - 2¹ = 22240323319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22240323291 and 22240323300.

It is not an unprimeable number, because it can be changed into a prime (22240323331) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1346505 + ... + 1362921.

It is an arithmetic number, because the mean of its divisors is an integer number (994733784).

Almost surely, 2^22240323321 is an apocalyptic number.

It is an amenable number.

22240323321 is a deficient number, since it is larger than the sum of its proper divisors (9591157767).

22240323321 is a wasteful number, since it uses less digits than its factorization.

22240323321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16801.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 22240323321 its reverse (12332304222), we get a palindrome (34572627543).

The spelling of 22240323321 in words is "twenty-two billion, two hundred forty million, three hundred twenty-three thousand, three hundred twenty-one".