2001313013212 has 12 divisors (see below), whose sum is σ = 3509020037376. Its totient is φ = 998735859680.

The previous prime is 2001313013209. The next prime is 2001313013213. The reversal of 2001313013212 is 2123103131002.

It is a self number, because there is not a number n which added to its sum of digits gives 2001313013212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001313013213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 480159388 + ... + 480163555.

It is an arithmetic number, because the mean of its divisors is an integer number (292418336448).

Almost surely, 2^{2001313013212} is an apocalyptic number.

It is an amenable number.

2001313013212 is a deficient number, since it is larger than the sum of its proper divisors (1507707024164).

2001313013212 is a wasteful number, since it uses less digits than its factorization.

2001313013212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960323468 (or 960323466 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 2001313013212 its reverse (2123103131002), we get a palindrome (4124416144214).

The spelling of 2001313013212 in words is "two trillion, one billion, three hundred thirteen million, thirteen thousand, two hundred twelve".