2443422131 has 4 divisors (see below), whose sum is σ = 2447234664. Its totient is φ = 2439609600.

The previous prime is 2443422083. The next prime is 2443422151. The reversal of 2443422131 is 1312243442.

2443422131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2443422131 - 2¹⁰ = 2443421107 is a prime.

It is a super-2 number, since 2×2443422131² = 11940623420521162322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2443422131.

It is not an unprimeable number, because it can be changed into a prime (2443422151) 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, 1905305 + ... + 1906586.

It is an arithmetic number, because the mean of its divisors is an integer number (611808666).

Almost surely, 2^2443422131 is an apocalyptic number.

2443422131 is a deficient number, since it is larger than the sum of its proper divisors (3812533).

2443422131 is an equidigital number, since it uses as much as digits as its factorization.

2443422131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3812532.

The product of its digits is 4608, while the sum is 26.

The square root of 2443422131 is about 49430.9835123680. The cubic root of 2443422131 is about 1346.8921891429.

Adding to 2443422131 its reverse (1312243442), we get a palindrome (3755665573).

Subtracting from 2443422131 its reverse (1312243442), we obtain a square (1131178689 = 33633²).

The spelling of 2443422131 in words is "two billion, four hundred forty-three million, four hundred twenty-two thousand, one hundred thirty-one".