222101122210 has 16 divisors (see below), whose sum is σ = 436125840192. Its totient is φ = 80764044400.

The previous prime is 222101122207. The next prime is 222101122253. The reversal of 222101122210 is 12221101222.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1009550446 + ... + 1009550665.

It is an arithmetic number, because the mean of its divisors is an integer number (27257865012).

Almost surely, 2^222101122210 is an apocalyptic number.

222101122210 is a deficient number, since it is larger than the sum of its proper divisors (214024717982).

222101122210 is a wasteful number, since it uses less digits than its factorization.

222101122210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2019101129.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 222101122210 its reverse (12221101222), we get a palindrome (234322223432).

The spelling of 222101122210 in words is "two hundred twenty-two billion, one hundred one million, one hundred twenty-two thousand, two hundred ten".