201212022110 has 64 divisors (see below), whose sum is σ = 414331174080. Its totient is φ = 69677153280.

The previous prime is 201212022073. The next prime is 201212022119. The reversal of 201212022110 is 11220212102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201212022119) 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 31 ways as a sum of consecutive naturals, for example, 199157 + ... + 664896.

It is an arithmetic number, because the mean of its divisors is an integer number (6473924595).

Almost surely, 2^201212022110 is an apocalyptic number.

201212022110 is an abundant number, since it is smaller than the sum of its proper divisors (213119151970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201212022110 is a wasteful number, since it uses less digits than its factorization.

201212022110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864173.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 201212022110 its reverse (11220212102), we get a palindrome (212432234212).

The spelling of 201212022110 in words is "two hundred one billion, two hundred twelve million, twenty-two thousand, one hundred ten".