2001002322313 has 2 divisors, whose sum is σ = 2001002322314. Its totient is φ = 2001002322312.

The previous prime is 2001002322199. The next prime is 2001002322343. The reversal of 2001002322313 is 3132232001002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1655949464569 + 345052857744 = 1286837^2 + 587412^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2001002322313 is a prime.

It is not a weakly prime, because it can be changed into another prime (2001002322343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000501161156 + 1000501161157.

It is an arithmetic number, because the mean of its divisors is an integer number (1000501161157).

Almost surely, 2^{2001002322313} is an apocalyptic number.

It is an amenable number.

2001002322313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001002322313 is an equidigital number, since it uses as much as digits as its factorization.

2001002322313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 2001002322313 its reverse (3132232001002), we get a palindrome (5133234323315).

The spelling of 2001002322313 in words is "two trillion, one billion, two million, three hundred twenty-two thousand, three hundred thirteen".