422011531263 has 8 divisors (see below), whose sum is σ = 643065190528. Its totient is φ = 241149446424.

The previous prime is 422011531217. The next prime is 422011531267. The reversal of 422011531263 is 362135110224.

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

It is not a de Polignac number, because 422011531263 - 2¹² = 422011527167 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 422011531263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422011531267) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10047893581 + ... + 10047893622.

It is an arithmetic number, because the mean of its divisors is an integer number (80383148816).

Almost surely, 2^422011531263 is an apocalyptic number.

422011531263 is a deficient number, since it is larger than the sum of its proper divisors (221053659265).

422011531263 is a wasteful number, since it uses less digits than its factorization.

422011531263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20095787213.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 422011531263 its reverse (362135110224), we get a palindrome (784146641487).

The spelling of 422011531263 in words is "four hundred twenty-two billion, eleven million, five hundred thirty-one thousand, two hundred sixty-three".