43122231004 has 12 divisors (see below), whose sum is σ = 75483246664. Its totient is φ = 21555589104.

The previous prime is 43122231001. The next prime is 43122231017. The reversal of 43122231004 is 40013222134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43122231001) 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, 1364019 + ... + 1395274.

Almost surely, 2^43122231004 is an apocalyptic number.

It is an amenable number.

43122231004 is a deficient number, since it is larger than the sum of its proper divisors (32361015660).

43122231004 is a wasteful number, since it uses less digits than its factorization.

43122231004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2763204 (or 2763202 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 43122231004 its reverse (40013222134), we get a palindrome (83135453138).

The spelling of 43122231004 in words is "forty-three billion, one hundred twenty-two million, two hundred thirty-one thousand, four".