201222211022110 has 128 divisors (see below), whose sum is σ = 381002212270080. Its totient is φ = 76370356322304.

The previous prime is 201222211022039. The next prime is 201222211022111. The reversal of 201222211022110 is 11220112222102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201222211022111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14690962782 + ... + 14690976478.

It is an arithmetic number, because the mean of its divisors is an integer number (2976579783360).

Almost surely, 2^{201222211022110} is an apocalyptic number.

201222211022110 is a deficient number, since it is larger than the sum of its proper divisors (179780001247970).

201222211022110 is a wasteful number, since it uses less digits than its factorization.

201222211022110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15010.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 201222211022110 its reverse (11220112222102), we get a palindrome (212442323244212).

The spelling of 201222211022110 in words is "two hundred one trillion, two hundred twenty-two billion, two hundred eleven million, twenty-two thousand, one hundred ten".