2001002131339 has 2 divisors, whose sum is σ = 2001002131340. Its totient is φ = 2001002131338.

The previous prime is 2001002131333. The next prime is 2001002131343. The reversal of 2001002131339 is 9331312001002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2001002131339 - 2¹⁷ = 2001002000267 is a prime.

It is not a weakly prime, because it can be changed into another prime (2001002131333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000501065669 + 1000501065670.

It is an arithmetic number, because the mean of its divisors is an integer number (1000501065670).

Almost surely, 2^{2001002131339} is an apocalyptic number.

2001002131339 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001002131339 is an equidigital number, since it uses as much as digits as its factorization.

2001002131339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 25.

The spelling of 2001002131339 in words is "two trillion, one billion, two million, one hundred thirty-one thousand, three hundred thirty-nine".