42004122201 has 12 divisors (see below), whose sum is σ = 60720149412. Its totient is φ = 27980811936.

The previous prime is 42004122191. The next prime is 42004122217. The reversal of 42004122201 is 10222140024.

42004122201 is a `hidden beast` number, since 420 + 0 + 41 + 2 + 2 + 201 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 33480216576 + 8523905625 = 182976^2 + 92325^2 .

It is not a de Polignac number, because 42004122201 - 2⁶ = 42004122137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42004122241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1815886 + ... + 1838871.

It is an arithmetic number, because the mean of its divisors is an integer number (5060012451).

Almost surely, 2^42004122201 is an apocalyptic number.

It is an amenable number.

42004122201 is a deficient number, since it is larger than the sum of its proper divisors (18716027211).

42004122201 is a wasteful number, since it uses less digits than its factorization.

42004122201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3656040 (or 3656037 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 42004122201 its reverse (10222140024), we get a palindrome (52226262225).

The spelling of 42004122201 in words is "forty-two billion, four million, one hundred twenty-two thousand, two hundred one".