212201220110 has 32 divisors (see below), whose sum is σ = 417586102272. Its totient is φ = 76997400480.

The previous prime is 212201220097. The next prime is 212201220113. The reversal of 212201220110 is 11022102212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212201220113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2032334 + ... + 2134193.

It is an arithmetic number, because the mean of its divisors is an integer number (13049565696).

Almost surely, 2^212201220110 is an apocalyptic number.

212201220110 is a deficient number, since it is larger than the sum of its proper divisors (205384882162).

212201220110 is a wasteful number, since it uses less digits than its factorization.

212201220110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4167008.

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

Adding to 212201220110 its reverse (11022102212), we get a palindrome (223223322322).

The spelling of 212201220110 in words is "two hundred twelve billion, two hundred one million, two hundred twenty thousand, one hundred ten".