422321511111 has 8 divisors (see below), whose sum is σ = 563292177264. Its totient is φ = 281449259520.

The previous prime is 422321511097. The next prime is 422321511169. The reversal of 422321511111 is 111115123224.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 422321511111 - 2¹⁸ = 422321248967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422321511181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24593626 + ... + 24610791.

It is an arithmetic number, because the mean of its divisors is an integer number (70411522158).

Almost surely, 2^422321511111 is an apocalyptic number.

422321511111 is a deficient number, since it is larger than the sum of its proper divisors (140970666153).

422321511111 is a wasteful number, since it uses less digits than its factorization.

422321511111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49207281.

The product of its digits is 480, while the sum is 24.

Adding to 422321511111 its reverse (111115123224), we get a palindrome (533436634335).

The spelling of 422321511111 in words is "four hundred twenty-two billion, three hundred twenty-one million, five hundred eleven thousand, one hundred eleven".