4322121409939 has 2 divisors, whose sum is σ = 4322121409940. Its totient is φ = 4322121409938.

The previous prime is 4322121409937. The next prime is 4322121409981. The reversal of 4322121409939 is 9399041212234.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4322121409939 - 2¹ = 4322121409937 is a prime.

Together with 4322121409937, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 4322121409892 and 4322121409901.

It is not a weakly prime, because it can be changed into another prime (4322121409937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2161060704969 + 2161060704970.

It is an arithmetic number, because the mean of its divisors is an integer number (2161060704970).

Almost surely, 2^{4322121409939} is an apocalyptic number.

4322121409939 is a deficient number, since it is larger than the sum of its proper divisors (1).

4322121409939 is an equidigital number, since it uses as much as digits as its factorization.

4322121409939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 839808, while the sum is 49.

The spelling of 4322121409939 in words is "four trillion, three hundred twenty-two billion, one hundred twenty-one million, four hundred nine thousand, nine hundred thirty-nine".