422212232401 has 4 divisors (see below), whose sum is σ = 422221297572. Its totient is φ = 422203167232.

The previous prime is 422212232399. The next prime is 422212232443. The reversal of 422212232401 is 104232212224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 125492354001 + 296719878400 = 354249^2 + 544720^2 .

It is a cyclic number.

It is not a de Polignac number, because 422212232401 - 2¹ = 422212232399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422212238401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4462360 + ... + 4555993.

It is an arithmetic number, because the mean of its divisors is an integer number (105555324393).

Almost surely, 2^422212232401 is an apocalyptic number.

It is an amenable number.

422212232401 is a deficient number, since it is larger than the sum of its proper divisors (9065171).

422212232401 is an equidigital number, since it uses as much as digits as its factorization.

422212232401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9065170.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 422212232401 its reverse (104232212224), we get a palindrome (526444444625).

The spelling of 422212232401 in words is "four hundred twenty-two billion, two hundred twelve million, two hundred thirty-two thousand, four hundred one".