423220004142 has 16 divisors (see below), whose sum is σ = 911550778320. Its totient is φ = 130221539712.

The previous prime is 423220004101. The next prime is 423220004161. The reversal of 423220004142 is 241400022324.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2712948667 + ... + 2712948822.

It is an arithmetic number, because the mean of its divisors is an integer number (56971923645).

Almost surely, 2^423220004142 is an apocalyptic number.

423220004142 is an abundant number, since it is smaller than the sum of its proper divisors (488330774178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423220004142 is a wasteful number, since it uses less digits than its factorization.

423220004142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5425897507.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 423220004142 its reverse (241400022324), we get a palindrome (664620026466).

The spelling of 423220004142 in words is "four hundred twenty-three billion, two hundred twenty million, four thousand, one hundred forty-two".