2001443297411 has 2 divisors, whose sum is σ = 2001443297412. Its totient is φ = 2001443297410.

The previous prime is 2001443297387. The next prime is 2001443297431. The reversal of 2001443297411 is 1147923441002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2001443297411 - 2²² = 2001439103107 is a prime.

It is not a weakly prime, because it can be changed into another prime (2001443297431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000721648705 + 1000721648706.

It is an arithmetic number, because the mean of its divisors is an integer number (1000721648706).

Almost surely, 2^{2001443297411} is an apocalyptic number.

2001443297411 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001443297411 is an equidigital number, since it uses as much as digits as its factorization.

2001443297411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 38.

The spelling of 2001443297411 in words is "two trillion, one billion, four hundred forty-three million, two hundred ninety-seven thousand, four hundred eleven".