222202112211 has 48 divisors (see below), whose sum is σ = 341258868288. Its totient is φ = 138839500800.

The previous prime is 222202112207. The next prime is 222202112221. The reversal of 222202112211 is 112211202222.

It is a happy number.

222202112211 is a `hidden beast` number, since 22 + 220 + 211 + 2 + 211 = 666.

It is not a de Polignac number, because 222202112211 - 2² = 222202112207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222202112221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39740026 + ... + 39745616.

It is an arithmetic number, because the mean of its divisors is an integer number (7109559756).

Almost surely, 2^222202112211 is an apocalyptic number.

222202112211 is a deficient number, since it is larger than the sum of its proper divisors (119056756077).

222202112211 is a wasteful number, since it uses less digits than its factorization.

222202112211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6652 (or 6649 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 222202112211 its reverse (112211202222), we get a palindrome (334413314433).

The spelling of 222202112211 in words is "two hundred twenty-two billion, two hundred two million, one hundred twelve thousand, two hundred eleven".