42220442401 has 8 divisors (see below), whose sum is σ = 42395824800. Its totient is φ = 42045416160.

The previous prime is 42220442399. The next prime is 42220442437. The reversal of 42220442401 is 10424402224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42220442401 - 2¹ = 42220442399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42220442471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149866 + ... + 326956.

It is an arithmetic number, because the mean of its divisors is an integer number (5299478100).

Almost surely, 2^42220442401 is an apocalyptic number.

It is an amenable number.

42220442401 is a deficient number, since it is larger than the sum of its proper divisors (175382399).

42220442401 is a wasteful number, since it uses less digits than its factorization.

42220442401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178079.

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 42220442401 its reverse (10424402224), we get a palindrome (52644844625).

The spelling of 42220442401 in words is "forty-two billion, two hundred twenty million, four hundred forty-two thousand, four hundred one".