4020311210009 has 2 divisors, whose sum is σ = 4020311210010. Its totient is φ = 4020311210008.

The previous prime is 4020311209987. The next prime is 4020311210021. The reversal of 4020311210009 is 9000121130204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3999220038025 + 21091171984 = 1999805^2 + 145228^2 .

It is a cyclic number.

It is not a de Polignac number, because 4020311210009 - 2⁸ = 4020311209753 is a prime.

It is not a weakly prime, because it can be changed into another prime (4020311210029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010155605004 + 2010155605005.

It is an arithmetic number, because the mean of its divisors is an integer number (2010155605005).

Almost surely, 2^{4020311210009} is an apocalyptic number.

It is an amenable number.

4020311210009 is a deficient number, since it is larger than the sum of its proper divisors (1).

4020311210009 is an equidigital number, since it uses as much as digits as its factorization.

4020311210009 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 23.

The spelling of 4020311210009 in words is "four trillion, twenty billion, three hundred eleven million, two hundred ten thousand, nine".