111102110001212 has 48 divisors (see below), whose sum is σ = 223271732745600. Its totient is φ = 47842085021760.

The previous prime is 111102110001163. The next prime is 111102110001217. The reversal of 111102110001212 is 212100011201111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111102110001217) 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, 42692258 + ... + 45219830.

It is an arithmetic number, because the mean of its divisors is an integer number (4651494432200).

Almost surely, 2^{111102110001212} is an apocalyptic number.

It is an amenable number.

111102110001212 is an abundant number, since it is smaller than the sum of its proper divisors (112169622744388).

111102110001212 is a wasteful number, since it uses less digits than its factorization.

111102110001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2580186 (or 2580184 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 111102110001212 its reverse (212100011201111), we get a palindrome (323202121202323).

The spelling of 111102110001212 in words is "one hundred eleven trillion, one hundred two billion, one hundred ten million, one thousand, two hundred twelve".