234312223222 has 64 divisors (see below), whose sum is σ = 443816755200. Its totient is φ = 90120840480.

The previous prime is 234312223219. The next prime is 234312223231. The reversal of 234312223222 is 222322213432.

It is a super-2 number, since 2×234312223222² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18386929 + ... + 18399667.

It is an arithmetic number, because the mean of its divisors is an integer number (6934636800).

Almost surely, 2^234312223222 is an apocalyptic number.

234312223222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

234312223222 is a deficient number, since it is larger than the sum of its proper divisors (209504531978).

234312223222 is a wasteful number, since it uses less digits than its factorization.

234312223222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14281.

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

Adding to 234312223222 its reverse (222322213432), we get a palindrome (456634436654).

The spelling of 234312223222 in words is "two hundred thirty-four billion, three hundred twelve million, two hundred twenty-three thousand, two hundred twenty-two".