422051145435021 has 8 divisors (see below), whose sum is σ = 565591382715744. Its totient is φ = 279939169222160.

The previous prime is 422051145434887. The next prime is 422051145435037. The reversal of 422051145435021 is 120534541150224.

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

It is not a de Polignac number, because 422051145435021 - 2⁹ = 422051145434509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422051145435061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 357065266275 + ... + 357065267456.

It is an arithmetic number, because the mean of its divisors is an integer number (70698922839468).

Almost surely, 2^{422051145435021} is an apocalyptic number.

It is an amenable number.

422051145435021 is a deficient number, since it is larger than the sum of its proper divisors (143540237280723).

422051145435021 is a wasteful number, since it uses less digits than its factorization.

422051145435021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714130533931.

The product of its (nonzero) digits is 192000, while the sum is 39.

Adding to 422051145435021 its reverse (120534541150224), we get a palindrome (542585686585245).

The spelling of 422051145435021 in words is "four hundred twenty-two trillion, fifty-one billion, one hundred forty-five million, four hundred thirty-five thousand, twenty-one".