2001321303067 has 2 divisors, whose sum is σ = 2001321303068. Its totient is φ = 2001321303066.

The previous prime is 2001321303053. The next prime is 2001321303071. The reversal of 2001321303067 is 7603031231002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2001321303067 - 2³⁵ = 1966961564699 is a prime.

It is not a weakly prime, because it can be changed into another prime (2001321303967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000660651533 + 1000660651534.

It is an arithmetic number, because the mean of its divisors is an integer number (1000660651534).

Almost surely, 2^{2001321303067} is an apocalyptic number.

2001321303067 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001321303067 is an equidigital number, since it uses as much as digits as its factorization.

2001321303067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 28.

Adding to 2001321303067 its reverse (7603031231002), we get a palindrome (9604352534069).

The spelling of 2001321303067 in words is "two trillion, one billion, three hundred twenty-one million, three hundred three thousand, sixty-seven".