222112223211 has 16 divisors (see below), whose sum is σ = 299363420160. Its totient is φ = 146476584480.

The previous prime is 222112223189. The next prime is 222112223261. The reversal of 222112223211 is 112322211222.

It is not a de Polignac number, because 222112223211 - 2¹⁰ = 222112222187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222112223261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 980200 + ... + 1185333.

It is an arithmetic number, because the mean of its divisors is an integer number (18710213760).

Almost surely, 2^222112223211 is an apocalyptic number.

222112223211 is a deficient number, since it is larger than the sum of its proper divisors (77251196949).

222112223211 is a wasteful number, since it uses less digits than its factorization.

222112223211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2165906.

The product of its digits is 384, while the sum is 21.

Adding to 222112223211 its reverse (112322211222), we get a palindrome (334434434433).

It can be divided in two parts, 22211 and 2223211, that added together give a palindrome (2245422).

The spelling of 222112223211 in words is "two hundred twenty-two billion, one hundred twelve million, two hundred twenty-three thousand, two hundred eleven".