2001333220322 has 8 divisors (see below), whose sum is σ = 3008568759276. Its totient is φ = 998476967232.

The previous prime is 2001333220307. The next prime is 2001333220331. The reversal of 2001333220322 is 2230223331002.

It can be written as a sum of positive squares in 2 ways, for example, as 1992414117841 + 8919102481 = 1411529^2 + 94441^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1094820323 + ... + 1094822150.

Almost surely, 2^{2001333220322} is an apocalyptic number.

2001333220322 is a deficient number, since it is larger than the sum of its proper divisors (1007235538954).

2001333220322 is a wasteful number, since it uses less digits than its factorization.

2001333220322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2189642932.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 2001333220322 its reverse (2230223331002), we get a palindrome (4231556551324).

The spelling of 2001333220322 in words is "two trillion, one billion, three hundred thirty-three million, two hundred twenty thousand, three hundred twenty-two".