221212000110 has 16 divisors (see below), whose sum is σ = 530908800336. Its totient is φ = 58989866688.

The previous prime is 221212000043. The next prime is 221212000129. The reversal of 221212000110 is 11000212122.

221212000110 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3686866639 + ... + 3686866698.

It is an arithmetic number, because the mean of its divisors is an integer number (33181800021).

Almost surely, 2^221212000110 is an apocalyptic number.

221212000110 is an abundant number, since it is smaller than the sum of its proper divisors (309696800226).

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

221212000110 is a wasteful number, since it uses less digits than its factorization.

221212000110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7373733347.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 221212000110 its reverse (11000212122), we get a palindrome (232212212232).

The spelling of 221212000110 in words is "two hundred twenty-one billion, two hundred twelve million, one hundred ten", and thus it is an aban number.