42422120401 has 16 divisors (see below), whose sum is σ = 45307607040. Its totient is φ = 39602908800.

The previous prime is 42422120393. The next prime is 42422120423. The reversal of 42422120401 is 10402122424.

42422120401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42422120401 - 2³ = 42422120393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42422129401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1583151 + ... + 1609723.

It is an arithmetic number, because the mean of its divisors is an integer number (2831725440).

Almost surely, 2^42422120401 is an apocalyptic number.

It is an amenable number.

42422120401 is a deficient number, since it is larger than the sum of its proper divisors (2885486639).

42422120401 is a wasteful number, since it uses less digits than its factorization.

42422120401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27816.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 42422120401 its reverse (10402122424), we get a palindrome (52824242825).

The spelling of 42422120401 in words is "forty-two billion, four hundred twenty-two million, one hundred twenty thousand, four hundred one".