422105013 has 20 divisors (see below), whose sum is σ = 687876288. Its totient is φ = 255820680.

The previous prime is 422105009. The next prime is 422105029. The reversal of 422105013 is 310501224.

It is not a de Polignac number, because 422105013 - 2² = 422105009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422105003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 235981 + ... + 237762.

Almost surely, 2^422105013 is an apocalyptic number.

It is an amenable number.

422105013 is a deficient number, since it is larger than the sum of its proper divisors (265771275).

422105013 is a wasteful number, since it uses less digits than its factorization.

422105013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473766 (or 473757 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 422105013 is about 20545.1944016113. The cubic root of 422105013 is about 750.1362792358.

Adding to 422105013 its reverse (310501224), we get a palindrome (732606237).

The spelling of 422105013 in words is "four hundred twenty-two million, one hundred five thousand, thirteen".