422142134032243 has 8 divisors (see below), whose sum is σ = 426502699138880. Its totient is φ = 417781744116480.

The previous prime is 422142134032189. The next prime is 422142134032273. The reversal of 422142134032243 is 342230431241224.

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

It is a cyclic number.

It is not a de Polignac number, because 422142134032243 - 2⁴⁵ = 386957761943411 is a prime.

It is a super-2 number, since 2×422142134032243² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422142134032273) 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, 38950848 + ... + 48594781.

It is an arithmetic number, because the mean of its divisors is an integer number (53312837392360).

Almost surely, 2^{422142134032243} is an apocalyptic number.

422142134032243 is a deficient number, since it is larger than the sum of its proper divisors (4360565106637).

422142134032243 is an equidigital number, since it uses as much as digits as its factorization.

422142134032243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87595437.

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 422142134032243 its reverse (342230431241224), we get a palindrome (764372565273467).

The spelling of 422142134032243 in words is "four hundred twenty-two trillion, one hundred forty-two billion, one hundred thirty-four million, thirty-two thousand, two hundred forty-three".