423130440322 has 32 divisors (see below), whose sum is σ = 668239891200. Its totient is φ = 200726497920.

The previous prime is 423130440319. The next prime is 423130440347. The reversal of 423130440322 is 223044031324.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 255429 + ... + 954727.

It is an arithmetic number, because the mean of its divisors is an integer number (20882496600).

Almost surely, 2^423130440322 is an apocalyptic number.

423130440322 is a deficient number, since it is larger than the sum of its proper divisors (245109450878).

423130440322 is a wasteful number, since it uses less digits than its factorization.

423130440322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699546.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 423130440322 its reverse (223044031324), we get a palindrome (646174471646).

The spelling of 423130440322 in words is "four hundred twenty-three billion, one hundred thirty million, four hundred forty thousand, three hundred twenty-two".