1322213311 has 4 divisors (see below), whose sum is σ = 1326024072. Its totient is φ = 1318402552.

The previous prime is 1322213297. The next prime is 1322213317. The reversal of 1322213311 is 1133122231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1133122231 = 419 ⋅2704349.

It is a cyclic number.

It is not a de Polignac number, because 1322213311 - 2⁷ = 1322213183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322213317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1904860 + ... + 1905553.

It is an arithmetic number, because the mean of its divisors is an integer number (331506018).

Almost surely, 2^1322213311 is an apocalyptic number.

1322213311 is a deficient number, since it is larger than the sum of its proper divisors (3810761).

1322213311 is an equidigital number, since it uses as much as digits as its factorization.

1322213311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3810760.

The product of its digits is 216, while the sum is 19.

The square root of 1322213311 is about 36362.2511816857. The cubic root of 1322213311 is about 1097.5740783638.

Adding to 1322213311 its reverse (1133122231), we get a palindrome (2455335542).

The spelling of 1322213311 in words is "one billion, three hundred twenty-two million, two hundred thirteen thousand, three hundred eleven".