423402443222 has 16 divisors (see below), whose sum is σ = 692867289744. Its totient is φ = 192448176000.

The previous prime is 423402443209. The next prime is 423402443239. The reversal of 423402443222 is 222344204324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226322 + ... + 947642.

It is an arithmetic number, because the mean of its divisors is an integer number (43304205609).

Almost surely, 2^423402443222 is an apocalyptic number.

423402443222 is a deficient number, since it is larger than the sum of its proper divisors (269464846522).

423402443222 is a wasteful number, since it uses less digits than its factorization.

423402443222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748015.

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 423402443222 its reverse (222344204324), we get a palindrome (645746647546).

The spelling of 423402443222 in words is "four hundred twenty-three billion, four hundred two million, four hundred forty-three thousand, two hundred twenty-two".