2002400220343 has 2 divisors, whose sum is σ = 2002400220344. Its totient is φ = 2002400220342.

The previous prime is 2002400220313. The next prime is 2002400220361. The reversal of 2002400220343 is 3430220042002.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002400220343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002400220313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001200110171 + 1001200110172.

It is an arithmetic number, because the mean of its divisors is an integer number (1001200110172).

Almost surely, 2^{2002400220343} is an apocalyptic number.

2002400220343 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002400220343 is an equidigital number, since it uses as much as digits as its factorization.

2002400220343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 2002400220343 its reverse (3430220042002), we get a palindrome (5432620262345).

The spelling of 2002400220343 in words is "two trillion, two billion, four hundred million, two hundred twenty thousand, three hundred forty-three".