201210112222 has 16 divisors (see below), whose sum is σ = 344938930560. Its totient is φ = 86231077848.

The previous prime is 201210112219. The next prime is 201210112223. The reversal of 201210112222 is 222211012102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201210112196 and 201210112205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201210112223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 694213 + ... + 940399.

It is an arithmetic number, because the mean of its divisors is an integer number (21558683160).

Almost surely, 2^201210112222 is an apocalyptic number.

201210112222 is a deficient number, since it is larger than the sum of its proper divisors (143728818338).

201210112222 is a wasteful number, since it uses less digits than its factorization.

201210112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304575.

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

Adding to 201210112222 its reverse (222211012102), we get a palindrome (423421124324).

The spelling of 201210112222 in words is "two hundred one billion, two hundred ten million, one hundred twelve thousand, two hundred twenty-two".