22433340321 has 24 divisors (see below), whose sum is σ = 37053319680. Its totient is φ = 12811954176.

The previous prime is 22433340287. The next prime is 22433340331. The reversal of 22433340321 is 12304333422.

22433340321 is a `hidden beast` number, since 2 + 2 + 4 + 3 + 334 + 0 + 321 = 666.

It is not a de Polignac number, because 22433340321 - 2⁶ = 22433340257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22433340331) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17185 + ... + 212513.

It is an arithmetic number, because the mean of its divisors is an integer number (1543888320).

Almost surely, 2^22433340321 is an apocalyptic number.

22433340321 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22433340321 is a deficient number, since it is larger than the sum of its proper divisors (14619979359).

22433340321 is a wasteful number, since it uses less digits than its factorization.

22433340321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197165 (or 197162 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 22433340321 its reverse (12304333422), we get a palindrome (34737673743).

The spelling of 22433340321 in words is "twenty-two billion, four hundred thirty-three million, three hundred forty thousand, three hundred twenty-one".