1313122322 has 8 divisors (see below), whose sum is σ = 1970359356. Its totient is φ = 656335872.

The previous prime is 1313122303. The next prime is 1313122337. The reversal of 1313122322 is 2232213131.

It can be written as a sum of positive squares in 2 ways, for example, as 1231237921 + 81884401 = 35089^2 + 9049^2 .

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 = 1313122294 and 1313122303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105263 + ... + 117074.

Almost surely, 2^1313122322 is an apocalyptic number.

1313122322 is a deficient number, since it is larger than the sum of its proper divisors (657237034).

1313122322 is a wasteful number, since it uses less digits than its factorization.

1313122322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225292.

The product of its digits is 432, while the sum is 20.

The square root of 1313122322 is about 36237.0297071932. The cubic root of 1313122322 is about 1095.0528034141.

Adding to 1313122322 its reverse (2232213131), we get a palindrome (3545335453).

It can be divided in two parts, 13131 and 22322, that added together give a palindrome (35453).

The spelling of 1313122322 in words is "one billion, three hundred thirteen million, one hundred twenty-two thousand, three hundred twenty-two".