2420240021351 has 2 divisors, whose sum is σ = 2420240021352. Its totient is φ = 2420240021350.

The previous prime is 2420240021291. The next prime is 2420240021399. The reversal of 2420240021351 is 1531200420242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2420240021351 - 2³⁰ = 2419166279527 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2420240021351.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2420240029351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210120010675 + 1210120010676.

It is an arithmetic number, because the mean of its divisors is an integer number (1210120010676).

Almost surely, 2^{2420240021351} is an apocalyptic number.

2420240021351 is a deficient number, since it is larger than the sum of its proper divisors (1).

2420240021351 is an equidigital number, since it uses as much as digits as its factorization.

2420240021351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 2420240021351 its reverse (1531200420242), we get a palindrome (3951440441593).

The spelling of 2420240021351 in words is "two trillion, four hundred twenty billion, two hundred forty million, twenty-one thousand, three hundred fifty-one".