43023121422 has 16 divisors (see below), whose sum is σ = 86048394960. Its totient is φ = 14340681792.

The previous prime is 43023121417. The next prime is 43023121441. The reversal of 43023121422 is 22412132034.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 43023121392 and 43023121401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301428 + ... + 420600.

It is an arithmetic number, because the mean of its divisors is an integer number (5378024685).

Almost surely, 2^43023121422 is an apocalyptic number.

43023121422 is an abundant number, since it is smaller than the sum of its proper divisors (43025273538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43023121422 is a wasteful number, since it uses less digits than its factorization.

43023121422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179347.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 43023121422 its reverse (22412132034), we get a palindrome (65435253456).

The spelling of 43023121422 in words is "forty-three billion, twenty-three million, one hundred twenty-one thousand, four hundred twenty-two".