22320120405 has 48 divisors (see below), whose sum is σ = 39283433280. Its totient is φ = 10813735680.

The previous prime is 22320120377. The next prime is 22320120551. The reversal of 22320120405 is 50402102322.

It is not a de Polignac number, because 22320120405 - 2¹⁸ = 22319858261 is a prime.

It is a super-3 number, since 3×22320120405³ (a number of 32 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2916514 + ... + 2924156.

It is an arithmetic number, because the mean of its divisors is an integer number (818404860).

Almost surely, 2^22320120405 is an apocalyptic number.

It is an amenable number.

22320120405 is a deficient number, since it is larger than the sum of its proper divisors (16963312875).

22320120405 is a wasteful number, since it uses less digits than its factorization.

22320120405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9282 (or 9271 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 22320120405 its reverse (50402102322), we get a palindrome (72722222727).

The spelling of 22320120405 in words is "twenty-two billion, three hundred twenty million, one hundred twenty thousand, four hundred five".