3240402202243 has 2 divisors, whose sum is σ = 3240402202244. Its totient is φ = 3240402202242.

The previous prime is 3240402202211. The next prime is 3240402202253. The reversal of 3240402202243 is 3422022040423.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3240402202243 - 2⁵ = 3240402202211 is a prime.

It is not a weakly prime, because it can be changed into another prime (3240402202253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1620201101121 + 1620201101122.

It is an arithmetic number, because the mean of its divisors is an integer number (1620201101122).

Almost surely, 2^{3240402202243} is an apocalyptic number.

3240402202243 is a deficient number, since it is larger than the sum of its proper divisors (1).

3240402202243 is an equidigital number, since it uses as much as digits as its factorization.

3240402202243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 3240402202243 its reverse (3422022040423), we get a palindrome (6662424242666).

The spelling of 3240402202243 in words is "three trillion, two hundred forty billion, four hundred two million, two hundred two thousand, two hundred forty-three".