231344230222 has 16 divisors (see below), whose sum is σ = 397450402272. Its totient is φ = 98932453920.

The previous prime is 231344230199. The next prime is 231344230319. The reversal of 231344230222 is 222032443132.

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, 17916093 + ... + 17929000.

It is an arithmetic number, because the mean of its divisors is an integer number (24840650142).

Almost surely, 2^231344230222 is an apocalyptic number.

231344230222 is a deficient number, since it is larger than the sum of its proper divisors (166106172050).

231344230222 is a wasteful number, since it uses less digits than its factorization.

231344230222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35845563.

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

Adding to 231344230222 its reverse (222032443132), we get a palindrome (453376673354).

The spelling of 231344230222 in words is "two hundred thirty-one billion, three hundred forty-four million, two hundred thirty thousand, two hundred twenty-two".