422404543121 has 16 divisors (see below), whose sum is σ = 486847795200. Its totient is φ = 362450926800.

The previous prime is 422404543117. The next prime is 422404543123. The reversal of 422404543121 is 121345404224.

It is a cyclic number.

It is not a de Polignac number, because 422404543121 - 2² = 422404543117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (422404543123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3672281 + ... + 3785558.

It is an arithmetic number, because the mean of its divisors is an integer number (30427987200).

Almost surely, 2^422404543121 is an apocalyptic number.

It is an amenable number.

422404543121 is a deficient number, since it is larger than the sum of its proper divisors (64443252079).

422404543121 is a wasteful number, since it uses less digits than its factorization.

422404543121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7458140.

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 422404543121 its reverse (121345404224), we get a palindrome (543749947345).

The spelling of 422404543121 in words is "four hundred twenty-two billion, four hundred four million, five hundred forty-three thousand, one hundred twenty-one".