422405103231 has 32 divisors (see below), whose sum is σ = 628843461120. Its totient is φ = 280230504192.

The previous prime is 422405103229. The next prime is 422405103257. The reversal of 422405103231 is 132301504224.

422405103231 is a `hidden beast` number, since 4 + 22 + 405 + 1 + 0 + 3 + 231 = 666.

It is not a de Polignac number, because 422405103231 - 2¹ = 422405103229 is a prime.

It is a super-2 number, since 2×422405103231² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 422405103195 and 422405103204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422405101231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4667791 + ... + 4757423.

It is an arithmetic number, because the mean of its divisors is an integer number (19651358160).

Almost surely, 2^422405103231 is an apocalyptic number.

422405103231 is a deficient number, since it is larger than the sum of its proper divisors (206438357889).

422405103231 is a wasteful number, since it uses less digits than its factorization.

422405103231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90492 (or 90486 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 422405103231 its reverse (132301504224), we get a palindrome (554706607455).

The spelling of 422405103231 in words is "four hundred twenty-two billion, four hundred five million, one hundred three thousand, two hundred thirty-one".