423222303212222 has 4 divisors (see below), whose sum is σ = 634833454818336. Its totient is φ = 211611151606110.

The previous prime is 423222303212221. The next prime is 423222303212351. The reversal of 423222303212222 is 222212303222324.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423222303212221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105805575803054 + ... + 105805575803057.

It is an arithmetic number, because the mean of its divisors is an integer number (158708363704584).

Almost surely, 2^{423222303212222} is an apocalyptic number.

423222303212222 is a deficient number, since it is larger than the sum of its proper divisors (211611151606114).

423222303212222 is a wasteful number, since it uses less digits than its factorization.

423222303212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211611151606113.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 423222303212222 its reverse (222212303222324), we get a palindrome (645434606434546).

The spelling of 423222303212222 in words is "four hundred twenty-three trillion, two hundred twenty-two billion, three hundred three million, two hundred twelve thousand, two hundred twenty-two".