1422421340203 has 2 divisors, whose sum is σ = 1422421340204. Its totient is φ = 1422421340202.

The previous prime is 1422421340173. The next prime is 1422421340251. The reversal of 1422421340203 is 3020431242241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1422421340203 - 2²¹ = 1422419243051 is a prime.

It is not a weakly prime, because it can be changed into another prime (1420421340203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711210670101 + 711210670102.

It is an arithmetic number, because the mean of its divisors is an integer number (711210670102).

Almost surely, 2^{1422421340203} is an apocalyptic number.

1422421340203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422421340203 is an equidigital number, since it uses as much as digits as its factorization.

1422421340203 is an odious number, because the sum of its binary digits is odd.

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

Adding to 1422421340203 its reverse (3020431242241), we get a palindrome (4442852582444).

The spelling of 1422421340203 in words is "one trillion, four hundred twenty-two billion, four hundred twenty-one million, three hundred forty thousand, two hundred three".