234311222 has 4 divisors (see below), whose sum is σ = 351466836. Its totient is φ = 117155610.

The previous prime is 234311219. The next prime is 234311227. The reversal of 234311222 is 222113432.

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

It is a junction number, because it is equal to n+sod(n) for n = 234311194 and 234311203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234311227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58577804 + ... + 58577807.

It is an arithmetic number, because the mean of its divisors is an integer number (87866709).

Almost surely, 2^234311222 is an apocalyptic number.

234311222 is a deficient number, since it is larger than the sum of its proper divisors (117155614).

234311222 is a wasteful number, since it uses less digits than its factorization.

234311222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117155613.

The product of its digits is 576, while the sum is 20.

The square root of 234311222 is about 15307.2277699131. The cubic root of 234311222 is about 616.4970881495.

Adding to 234311222 its reverse (222113432), we get a palindrome (456424654).

The spelling of 234311222 in words is "two hundred thirty-four million, three hundred eleven thousand, two hundred twenty-two".