3240002443331 has 2 divisors, whose sum is σ = 3240002443332. Its totient is φ = 3240002443330.

The previous prime is 3240002443267. The next prime is 3240002443339. The reversal of 3240002443331 is 1333442000423.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3240002443331 - 2⁶ = 3240002443267 is a prime.

It is a super-2 number, since 2×3240002443331² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3240002443294 and 3240002443303.

It is not a weakly prime, because it can be changed into another prime (3240002443339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1620001221665 + 1620001221666.

It is an arithmetic number, because the mean of its divisors is an integer number (1620001221666).

Almost surely, 2^{3240002443331} is an apocalyptic number.

3240002443331 is a deficient number, since it is larger than the sum of its proper divisors (1).

3240002443331 is an equidigital number, since it uses as much as digits as its factorization.

3240002443331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 3240002443331 its reverse (1333442000423), we get a palindrome (4573444443754).

The spelling of 3240002443331 in words is "three trillion, two hundred forty billion, two million, four hundred forty-three thousand, three hundred thirty-one".