2002120311322 has 8 divisors (see below), whose sum is σ = 3003577053876. Its totient is φ = 1000927960032.

The previous prime is 2002120311299. The next prime is 2002120311329. The reversal of 2002120311322 is 2231130212002.

It can be written as a sum of positive squares in 2 ways, for example, as 1674536933521 + 327583377801 = 1294039^2 + 572349^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2002120311322.

It is not an unprimeable number, because it can be changed into a prime (2002120311329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66078883 + ... + 66109174.

Almost surely, 2^{2002120311322} is an apocalyptic number.

2002120311322 is a deficient number, since it is larger than the sum of its proper divisors (1001456742554).

2002120311322 is a wasteful number, since it uses less digits than its factorization.

2002120311322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132195632.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2002120311322 its reverse (2231130212002), we get a palindrome (4233250523324).

The spelling of 2002120311322 in words is "two trillion, two billion, one hundred twenty million, three hundred eleven thousand, three hundred twenty-two".