222131203222 has 16 divisors (see below), whose sum is σ = 353742472512. Its totient is φ = 104252077440.

The previous prime is 222131203213. The next prime is 222131203237. The reversal of 222131203222 is 222302131222.

It is a junction number, because it is equal to n+sod(n) for n = 222131203193 and 222131203202.

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, 8745054 + ... + 8770417.

It is an arithmetic number, because the mean of its divisors is an integer number (22108904532).

Almost surely, 2^222131203222 is an apocalyptic number.

222131203222 is a deficient number, since it is larger than the sum of its proper divisors (131611269290).

222131203222 is a wasteful number, since it uses less digits than its factorization.

222131203222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17515863.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 222131203222 its reverse (222302131222), we get a palindrome (444433334444).

The spelling of 222131203222 in words is "two hundred twenty-two billion, one hundred thirty-one million, two hundred three thousand, two hundred twenty-two".