1313222323 has 16 divisors (see below), whose sum is σ = 1519992000. Its totient is φ = 1111283712.

The previous prime is 1313222321. The next prime is 1313222327. The reversal of 1313222323 is 3232223131.

It is not a de Polignac number, because 1313222323 - 2¹ = 1313222321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1313222294 and 1313222303.

It is not an unprimeable number, because it can be changed into a prime (1313222321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 577633 + ... + 579901.

It is an arithmetic number, because the mean of its divisors is an integer number (94999500).

Almost surely, 2^1313222323 is an apocalyptic number.

1313222323 is a deficient number, since it is larger than the sum of its proper divisors (206769677).

1313222323 is an equidigital number, since it uses as much as digits as its factorization.

1313222323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3294.

The product of its digits is 1296, while the sum is 22.

The square root of 1313222323 is about 36238.4094987625. The cubic root of 1313222323 is about 1095.0806006710.

Adding to 1313222323 its reverse (3232223131), we get a palindrome (4545445454).

The spelling of 1313222323 in words is "one billion, three hundred thirteen million, two hundred twenty-two thousand, three hundred twenty-three".