2002311322 has 32 divisors (see below), whose sum is σ = 3536887680. Its totient is φ = 840544320.

The previous prime is 2002311247. The next prime is 2002311329. The reversal of 2002311322 is 2231132002.

It is a junction number, because it is equal to n+sod(n) for n = 2002311296 and 2002311305.

It is not an unprimeable number, because it can be changed into a prime (2002311329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53553 + ... + 82900.

It is an arithmetic number, because the mean of its divisors is an integer number (110527740).

Almost surely, 2^2002311322 is an apocalyptic number.

2002311322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2002311322 is a deficient number, since it is larger than the sum of its proper divisors (1534576358).

2002311322 is a wasteful number, since it uses less digits than its factorization.

2002311322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136518.

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

The square root of 2002311322 is about 44747.1934538916. The cubic root of 2002311322 is about 1260.4062102560.

Adding to 2002311322 its reverse (2231132002), we get a palindrome (4233443324).

The spelling of 2002311322 in words is "two billion, two million, three hundred eleven thousand, three hundred twenty-two".