42320344421201 has 128 divisors (see below), whose sum is σ = 55649665032192. Its totient is φ = 31238887680000.

The previous prime is 42320344421171. The next prime is 42320344421207. The reversal of 42320344421201 is 10212444302324.

It is a happy number.

42320344421201 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 42320344421201 - 2⁶ = 42320344421137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42320344421207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3727673741 + ... + 3727685093.

It is an arithmetic number, because the mean of its divisors is an integer number (434763008064).

Almost surely, 2^{42320344421201} is an apocalyptic number.

It is an amenable number.

42320344421201 is a deficient number, since it is larger than the sum of its proper divisors (13329320610991).

42320344421201 is a wasteful number, since it uses less digits than its factorization.

42320344421201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11743.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 42320344421201 its reverse (10212444302324), we get a palindrome (52532788723525).

The spelling of 42320344421201 in words is "forty-two trillion, three hundred twenty billion, three hundred forty-four million, four hundred twenty-one thousand, two hundred one".