422120001 has 8 divisors (see below), whose sum is σ = 562960960. Its totient is φ = 281346192.

The previous prime is 422119993. The next prime is 422120071. The reversal of 422120001 is 100021224.

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

It is not a de Polignac number, because 422120001 - 2³ = 422119993 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (422120071) 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, 396 + ... + 29058.

It is an arithmetic number, because the mean of its divisors is an integer number (70370120).

Almost surely, 2^422120001 is an apocalyptic number.

It is an amenable number.

422120001 is a deficient number, since it is larger than the sum of its proper divisors (140840959).

422120001 is a wasteful number, since it uses less digits than its factorization.

422120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33575.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 422120001 is about 20545.5591552043. The cubic root of 422120001 is about 750.1451576816.

Adding to 422120001 its reverse (100021224), we get a palindrome (522141225).

The spelling of 422120001 in words is "four hundred twenty-two million, one hundred twenty thousand, one".