10322221320 has 96 divisors (see below), whose sum is σ = 33559994520. Its totient is φ = 2751544320.

The previous prime is 10322221289. The next prime is 10322221331. The reversal of 10322221320 is 2312222301.

10322221320 is a `hidden beast` number, since 1 + 0 + 322 + 2 + 21 + 320 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 9840243204 + 481978116 = 99198^2 + 21954^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10322221293 and 10322221302.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1579660 + ... + 1586180.

Almost surely, 2^10322221320 is an apocalyptic number.

10322221320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10322221320 is an abundant number, since it is smaller than the sum of its proper divisors (23237773200).

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

10322221320 is a wasteful number, since it uses less digits than its factorization.

10322221320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10935 (or 10928 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 10322221320 its reverse (2312222301), we get a palindrome (12634443621).

The spelling of 10322221320 in words is "ten billion, three hundred twenty-two million, two hundred twenty-one thousand, three hundred twenty".