422001141 has 4 divisors (see below), whose sum is σ = 562668192. Its totient is φ = 281334092.

The previous prime is 422001137. The next prime is 422001157. The reversal of 422001141 is 141100224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 422001141 - 2² = 422001137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 422001141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422001131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70333521 + ... + 70333526.

It is an arithmetic number, because the mean of its divisors is an integer number (140667048).

Almost surely, 2^422001141 is an apocalyptic number.

It is an amenable number.

422001141 is a deficient number, since it is larger than the sum of its proper divisors (140667051).

422001141 is a wasteful number, since it uses less digits than its factorization.

422001141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140667050.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 422001141 is about 20542.6663556608. Note that the first 3 decimals coincide. The cubic root of 422001141 is about 750.0747427733.

Adding to 422001141 its reverse (141100224), we get a palindrome (563101365).

The spelling of 422001141 in words is "four hundred twenty-two million, one thousand, one hundred forty-one".