111010214214 has 24 divisors (see below), whose sum is σ = 241215291720. Its totient is φ = 36896764608.

The previous prime is 111010214191. The next prime is 111010214233. The reversal of 111010214214 is 412412010111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8880259 + ... + 8892750.

It is an arithmetic number, because the mean of its divisors is an integer number (10050637155).

Almost surely, 2^111010214214 is an apocalyptic number.

111010214214 is an abundant number, since it is smaller than the sum of its proper divisors (130205077506).

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

111010214214 is a wasteful number, since it uses less digits than its factorization.

111010214214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17773364 (or 17773361 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 111010214214 its reverse (412412010111), we get a palindrome (523422224325).

The spelling of 111010214214 in words is "one hundred eleven billion, ten million, two hundred fourteen thousand, two hundred fourteen".