422421241243 has 4 divisors (see below), whose sum is σ = 436047732928. Its totient is φ = 408794749560.

The previous prime is 422421241217. The next prime is 422421241261. The reversal of 422421241243 is 342142124224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 422421241243 - 2³⁷ = 284982287771 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 13626491653 = 422421241243 / (4 + 2 + 2 + 4 + 2 + 1 + 2 + 4 + 1 + 2 + 4 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422421241273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6813245796 + ... + 6813245857.

It is an arithmetic number, because the mean of its divisors is an integer number (109011933232).

Almost surely, 2^422421241243 is an apocalyptic number.

422421241243 is a deficient number, since it is larger than the sum of its proper divisors (13626491685).

422421241243 is a wasteful number, since it uses less digits than its factorization.

422421241243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13626491684.

The product of its digits is 24576, while the sum is 31.

Adding to 422421241243 its reverse (342142124224), we get a palindrome (764563365467).

The spelling of 422421241243 in words is "four hundred twenty-two billion, four hundred twenty-one million, two hundred forty-one thousand, two hundred forty-three".