422345146241 has 4 divisors (see below), whose sum is σ = 422791129392. Its totient is φ = 421899163092.

The previous prime is 422345146229. The next prime is 422345146243. The reversal of 422345146241 is 142641543224.

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 422345146241 - 2²² = 422340951937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422345146195 and 422345146204.

It is not an unprimeable number, because it can be changed into a prime (422345146243) 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, 222990155 + ... + 222992048.

It is an arithmetic number, because the mean of its divisors is an integer number (105697782348).

Almost surely, 2^422345146241 is an apocalyptic number.

It is an amenable number.

422345146241 is a deficient number, since it is larger than the sum of its proper divisors (445983151).

422345146241 is an equidigital number, since it uses as much as digits as its factorization.

422345146241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445983150.

The product of its digits is 184320, while the sum is 38.

Adding to 422345146241 its reverse (142641543224), we get a palindrome (564986689465).

The spelling of 422345146241 in words is "four hundred twenty-two billion, three hundred forty-five million, one hundred forty-six thousand, two hundred forty-one".