2424203322421 has 2 divisors, whose sum is σ = 2424203322422. Its totient is φ = 2424203322420.

The previous prime is 2424203322407. The next prime is 2424203322449. The reversal of 2424203322421 is 1242233024242.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1985038659396 + 439164663025 = 1408914^2 + 662695^2 .

It is a cyclic number.

It is not a de Polignac number, because 2424203322421 - 2²⁵ = 2424169767989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2424203362421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1212101661210 + 1212101661211.

It is an arithmetic number, because the mean of its divisors is an integer number (1212101661211).

Almost surely, 2^{2424203322421} is an apocalyptic number.

It is an amenable number.

2424203322421 is a deficient number, since it is larger than the sum of its proper divisors (1).

2424203322421 is an equidigital number, since it uses as much as digits as its factorization.

2424203322421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 2424203322421 its reverse (1242233024242), we get a palindrome (3666436346663).

The spelling of 2424203322421 in words is "two trillion, four hundred twenty-four billion, two hundred three million, three hundred twenty-two thousand, four hundred twenty-one".