111214981814 has 8 divisors (see below), whose sum is σ = 166823887608. Its totient is φ = 55607019280.

The previous prime is 111214981811. The next prime is 111214981819. The reversal of 111214981814 is 418189412111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111214981811) 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 3 ways as a sum of consecutive naturals, for example, 351554 + ... + 588234.

It is an arithmetic number, because the mean of its divisors is an integer number (20852985951).

Almost surely, 2^111214981814 is an apocalyptic number.

111214981814 is a deficient number, since it is larger than the sum of its proper divisors (55608905794).

111214981814 is a wasteful number, since it uses less digits than its factorization.

111214981814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471630.

The product of its digits is 18432, while the sum is 41.

The spelling of 111214981814 in words is "one hundred eleven billion, two hundred fourteen million, nine hundred eighty-one thousand, eight hundred fourteen".