422004343121 has 4 divisors (see below), whose sum is σ = 422322358272. Its totient is φ = 421686327972.

The previous prime is 422004343109. The next prime is 422004343127. The reversal of 422004343121 is 121343400224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 422004343121 - 2¹⁸ = 422004080977 is a prime.

It is a super-2 number, since 2×422004343121² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422004343127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159005585 + ... + 159008238.

It is an arithmetic number, because the mean of its divisors is an integer number (105580589568).

Almost surely, 2^422004343121 is an apocalyptic number.

It is an amenable number.

422004343121 is a deficient number, since it is larger than the sum of its proper divisors (318015151).

422004343121 is a wasteful number, since it uses less digits than its factorization.

422004343121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318015150.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 422004343121 its reverse (121343400224), we get a palindrome (543347743345).

The spelling of 422004343121 in words is "four hundred twenty-two billion, four million, three hundred forty-three thousand, one hundred twenty-one".