22340031320 has 32 divisors (see below), whose sum is σ = 50442711120. Its totient is φ = 8904432000.

The previous prime is 22340031319. The next prime is 22340031367. The reversal of 22340031320 is 2313004322.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 22340031292 and 22340031301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 975431 + ... + 998070.

Almost surely, 2^22340031320 is an apocalyptic number.

22340031320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22340031320 is an abundant number, since it is smaller than the sum of its proper divisors (28102679800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22340031320 is a wasteful number, since it uses less digits than its factorization.

22340031320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1973795 (or 1973791 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 22340031320 its reverse (2313004322), we get a palindrome (24653035642).

The spelling of 22340031320 in words is "twenty-two billion, three hundred forty million, thirty-one thousand, three hundred twenty".