2420142021343 has 2 divisors, whose sum is σ = 2420142021344. Its totient is φ = 2420142021342.

The previous prime is 2420142021301. The next prime is 2420142021361. The reversal of 2420142021343 is 3431202410242.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2420142021343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2420142021383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210071010671 + 1210071010672.

It is an arithmetic number, because the mean of its divisors is an integer number (1210071010672).

Almost surely, 2^{2420142021343} is an apocalyptic number.

2420142021343 is a deficient number, since it is larger than the sum of its proper divisors (1).

2420142021343 is an equidigital number, since it uses as much as digits as its factorization.

2420142021343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 2420142021343 its reverse (3431202410242), we get a palindrome (5851344431585).

The spelling of 2420142021343 in words is "two trillion, four hundred twenty billion, one hundred forty-two million, twenty-one thousand, three hundred forty-three".