2000031313211 has 4 divisors (see below), whose sum is σ = 2000043177000. Its totient is φ = 2000019449424.

The previous prime is 2000031313187. The next prime is 2000031313219. The reversal of 2000031313211 is 1123131300002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2000031313211 - 2²² = 2000027118907 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2000031313211.

It is not an unprimeable number, because it can be changed into a prime (2000031313219) 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, 5675321 + ... + 6017418.

It is an arithmetic number, because the mean of its divisors is an integer number (500010794250).

Almost surely, 2^{2000031313211} is an apocalyptic number.

2000031313211 is a deficient number, since it is larger than the sum of its proper divisors (11863789).

2000031313211 is a wasteful number, since it uses less digits than its factorization.

2000031313211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11863788.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 2000031313211 its reverse (1123131300002), we get a palindrome (3123162613213).

The spelling of 2000031313211 in words is "two trillion, thirty-one million, three hundred thirteen thousand, two hundred eleven".