43122442401 has 6 divisors (see below), whose sum is σ = 62287972370. Its totient is φ = 28748294928.

The previous prime is 43122442387. The next prime is 43122442421. The reversal of 43122442401 is 10424422134.

43122442401 is a `hidden beast` number, since 4 + 3 + 12 + 244 + 2 + 401 = 666.

It can be written as a sum of positive squares in only one way, i.e., 35201264400 + 7921178001 = 187620^2 + 89001^2 .

It is not a de Polignac number, because 43122442401 - 2⁷ = 43122442273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43122442421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2395691236 + ... + 2395691253.

Almost surely, 2^43122442401 is an apocalyptic number.

It is an amenable number.

43122442401 is a deficient number, since it is larger than the sum of its proper divisors (19165529969).

43122442401 is a wasteful number, since it uses less digits than its factorization.

43122442401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4791382495 (or 4791382492 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 43122442401 its reverse (10424422134), we get a palindrome (53546864535).

The spelling of 43122442401 in words is "forty-three billion, one hundred twenty-two million, four hundred forty-two thousand, four hundred one".