42422215215 has 32 divisors (see below), whose sum is σ = 69790818240. Its totient is φ = 21994592256.

The previous prime is 42422215177. The next prime is 42422215237. The reversal of 42422215215 is 51251222424.

42422215215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42422215215 - 2¹² = 42422211119 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 158122 + ... + 331431.

It is an arithmetic number, because the mean of its divisors is an integer number (2180963070).

Almost surely, 2^42422215215 is an apocalyptic number.

42422215215 is a deficient number, since it is larger than the sum of its proper divisors (27368603025).

42422215215 is a wasteful number, since it uses less digits than its factorization.

42422215215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489723.

The product of its digits is 12800, while the sum is 30.

Adding to 42422215215 its reverse (51251222424), we get a palindrome (93673437639).

The spelling of 42422215215 in words is "forty-two billion, four hundred twenty-two million, two hundred fifteen thousand, two hundred fifteen".