222231213234 has 24 divisors (see below), whose sum is σ = 497033252352. Its totient is φ = 71687487960.

The previous prime is 222231213209. The next prime is 222231213263. The reversal of 222231213234 is 432312132222.

222231213234 is a `hidden beast` number, since 2 + 2 + 22 + 312 + 1 + 323 + 4 = 666.

222231213234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 222231213198 and 222231213207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 199131354 + ... + 199132469.

It is an arithmetic number, because the mean of its divisors is an integer number (20709718848).

Almost surely, 2^222231213234 is an apocalyptic number.

222231213234 is an abundant number, since it is smaller than the sum of its proper divisors (274802039118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222231213234 is a wasteful number, since it uses less digits than its factorization.

222231213234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398263862 (or 398263859 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

Adding to 222231213234 its reverse (432312132222), we get a palindrome (654543345456).

The spelling of 222231213234 in words is "two hundred twenty-two billion, two hundred thirty-one million, two hundred thirteen thousand, two hundred thirty-four".