422431200432143 has 32 divisors (see below), whose sum is σ = 502119195033600. Its totient is φ = 347827058527104.

The previous prime is 422431200432133. The next prime is 422431200432187. The reversal of 422431200432143 is 341234002134224.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 422431200432143 - 2¹² = 422431200428047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422431200432133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 660754946 + ... + 661393952.

It is an arithmetic number, because the mean of its divisors is an integer number (15691224844800).

Almost surely, 2^{422431200432143} is an apocalyptic number.

422431200432143 is a deficient number, since it is larger than the sum of its proper divisors (79687994601457).

422431200432143 is a wasteful number, since it uses less digits than its factorization.

422431200432143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671439.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 422431200432143 its reverse (341234002134224), we get a palindrome (763665202566367).

The spelling of 422431200432143 in words is "four hundred twenty-two trillion, four hundred thirty-one billion, two hundred million, four hundred thirty-two thousand, one hundred forty-three".