1013220322 has 8 divisors (see below), whose sum is σ = 1536907500. Its totient is φ = 500917824.

The previous prime is 1013220317. The next prime is 1013220323. The reversal of 1013220322 is 2230223101.

It can be written as a sum of positive squares in 2 ways, for example, as 842682841 + 170537481 = 29029^2 + 13059^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1013220296 and 1013220305.

It is not an unprimeable number, because it can be changed into a prime (1013220323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2845947 + ... + 2846302.

Almost surely, 2^1013220322 is an apocalyptic number.

1013220322 is a deficient number, since it is larger than the sum of its proper divisors (523687178).

1013220322 is an equidigital number, since it uses as much as digits as its factorization.

1013220322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5692340.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1013220322 is about 31831.1219092259. The cubic root of 1013220322 is about 1004.3874957280.

Adding to 1013220322 its reverse (2230223101), we get a palindrome (3243443423).

The spelling of 1013220322 in words is "one billion, thirteen million, two hundred twenty thousand, three hundred twenty-two".