4102442209993 has 2 divisors, whose sum is σ = 4102442209994. Its totient is φ = 4102442209992.

The previous prime is 4102442209991. The next prime is 4102442210011. The reversal of 4102442209993 is 3999022442014.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2391439559184 + 1711002650809 = 1546428^2 + 1308053^2 .

It is a cyclic number.

It is not a de Polignac number, because 4102442209993 - 2¹ = 4102442209991 is a prime.

Together with 4102442209991, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4102442209991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2051221104996 + 2051221104997.

It is an arithmetic number, because the mean of its divisors is an integer number (2051221104997).

Almost surely, 2^{4102442209993} is an apocalyptic number.

It is an amenable number.

4102442209993 is a deficient number, since it is larger than the sum of its proper divisors (1).

4102442209993 is an equidigital number, since it uses as much as digits as its factorization.

4102442209993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1119744, while the sum is 49.

The spelling of 4102442209993 in words is "four trillion, one hundred two billion, four hundred forty-two million, two hundred nine thousand, nine hundred ninety-three".