422401343211 has 32 divisors (see below), whose sum is σ = 668240947200. Its totient is φ = 263119842720.

The previous prime is 422401343209. The next prime is 422401343213. The reversal of 422401343211 is 112343104224.

422401343211 is a `hidden beast` number, since 4 + 2 + 2 + 401 + 3 + 43 + 211 = 666.

It is an interprime number because it is at equal distance from previous prime (422401343209) and next prime (422401343213).

It is not a de Polignac number, because 422401343211 - 2¹ = 422401343209 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (422401343213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8676781 + ... + 8725326.

It is an arithmetic number, because the mean of its divisors is an integer number (20882529600).

Almost surely, 2^422401343211 is an apocalyptic number.

422401343211 is a deficient number, since it is larger than the sum of its proper divisors (245839603989).

422401343211 is a wasteful number, since it uses less digits than its factorization.

422401343211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17402176 (or 17402170 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 422401343211 its reverse (112343104224), we get a palindrome (534744447435).

The spelling of 422401343211 in words is "four hundred twenty-two billion, four hundred one million, three hundred forty-three thousand, two hundred eleven".