2001322131010 has 8 divisors (see below), whose sum is σ = 3602379835836. Its totient is φ = 800528852400.

The previous prime is 2001322131007. The next prime is 2001322131071. The reversal of 2001322131010 is 101312231002.

It can be written as a sum of positive squares in 2 ways, for example, as 1991143944241 + 10178186769 = 1411079^2 + 100887^2 .

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

It is an unprimeable number.

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, 100066106541 + ... + 100066106560.

Almost surely, 2^{2001322131010} is an apocalyptic number.

2001322131010 is a deficient number, since it is larger than the sum of its proper divisors (1601057704826).

2001322131010 is a wasteful number, since it uses less digits than its factorization.

2001322131010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200132213108.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 2001322131010 its reverse (101312231002), we get a palindrome (2102634362012).

The spelling of 2001322131010 in words is "two trillion, one billion, three hundred twenty-two million, one hundred thirty-one thousand, ten".