422131133 has 4 divisors (see below), whose sum is σ = 422327040. Its totient is φ = 421935228.

The previous prime is 422131117. The next prime is 422131141. The reversal of 422131133 is 331131224.

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 422131133 - 2⁴ = 422131117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422131153) 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, 94685 + ... + 99042.

It is an arithmetic number, because the mean of its divisors is an integer number (105581760).

Almost surely, 2^422131133 is an apocalyptic number.

It is an amenable number.

422131133 is a deficient number, since it is larger than the sum of its proper divisors (195907).

422131133 is a wasteful number, since it uses less digits than its factorization.

422131133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195906.

The product of its digits is 432, while the sum is 20.

The square root of 422131133 is about 20545.8300635433. The cubic root of 422131133 is about 750.1517518116.

Adding to 422131133 its reverse (331131224), we get a palindrome (753262357).

Subtracting from 422131133 its reverse (331131224), we obtain a palindrome (90999909).

The spelling of 422131133 in words is "four hundred twenty-two million, one hundred thirty-one thousand, one hundred thirty-three".