4022001120509 has 2 divisors, whose sum is σ = 4022001120510. Its totient is φ = 4022001120508.

The previous prime is 4022001120427. The next prime is 4022001120517. The reversal of 4022001120509 is 9050211002204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3857649528100 + 164351592409 = 1964090^2 + 405403^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4022001120509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4022001120409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2011000560254 + 2011000560255.

It is an arithmetic number, because the mean of its divisors is an integer number (2011000560255).

Almost surely, 2^{4022001120509} is an apocalyptic number.

It is an amenable number.

4022001120509 is a deficient number, since it is larger than the sum of its proper divisors (1).

4022001120509 is an equidigital number, since it uses as much as digits as its factorization.

4022001120509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 26.

The spelling of 4022001120509 in words is "four trillion, twenty-two billion, one million, one hundred twenty thousand, five hundred nine".