2311213322 has 16 divisors (see below), whose sum is σ = 3783013632. Its totient is φ = 1050265920.

The previous prime is 2311213283. The next prime is 2311213327. The reversal of 2311213322 is 2233121132.

It is a junction number, because it is equal to n+sod(n) for n = 2311213294 and 2311213303.

It is not an unprimeable number, because it can be changed into a prime (2311213327) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 83303 + ... + 107525.

It is an arithmetic number, because the mean of its divisors is an integer number (236438352).

Almost surely, 2^2311213322 is an apocalyptic number.

2311213322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2311213322 is a deficient number, since it is larger than the sum of its proper divisors (1471800310).

2311213322 is a wasteful number, since it uses less digits than its factorization.

2311213322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28573.

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

The square root of 2311213322 is about 48075.0800519354. The cubic root of 2311213322 is about 1322.1478122563.

Adding to 2311213322 its reverse (2233121132), we get a palindrome (4544334454).

The spelling of 2311213322 in words is "two billion, three hundred eleven million, two hundred thirteen thousand, three hundred twenty-two".