10302221322 has 24 divisors (see below), whose sum is σ = 22335380964. Its totient is φ = 3431935104.

The previous prime is 10302221317. The next prime is 10302221359. The reversal of 10302221322 is 22312220301.

It can be written as a sum of positive squares in 2 ways, for example, as 9876583161 + 425638161 = 99381^2 + 20631^2 .

It is a super-3 number, since 3×10302221322³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 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 = 10302221295 and 10302221304.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 148383 + ... + 206450.

Almost surely, 2^10302221322 is an apocalyptic number.

10302221322 is an abundant number, since it is smaller than the sum of its proper divisors (12033159642).

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

10302221322 is a wasteful number, since it uses less digits than its factorization.

10302221322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356454 (or 356451 counting only the distinct ones).

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

Adding to 10302221322 its reverse (22312220301), we get a palindrome (32614441623).

The spelling of 10302221322 in words is "ten billion, three hundred two million, two hundred twenty-one thousand, three hundred twenty-two".