111212110121114 has 16 divisors (see below), whose sum is σ = 167370425490408. Its totient is φ = 55422009257472.

The previous prime is 111212110121113. The next prime is 111212110121143. The reversal of 111212110121114 is 411121011212111.

It can be written as a sum of positive squares in 4 ways, for example, as 72512326683889 + 38699783437225 = 8515417^2 + 6220915^2 .

It is not an unprimeable number, because it can be changed into a prime (111212110121113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4805327 + ... + 15668930.

Almost surely, 2^{111212110121114} is an apocalyptic number.

111212110121114 is a deficient number, since it is larger than the sum of its proper divisors (56158315369294).

111212110121114 is a wasteful number, since it uses less digits than its factorization.

111212110121114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20483249.

The product of its (nonzero) digits is 32, while the sum is 20.

Adding to 111212110121114 its reverse (411121011212111), we get a palindrome (522333121333225).

The spelling of 111212110121114 in words is "one hundred eleven trillion, two hundred twelve billion, one hundred ten million, one hundred twenty-one thousand, one hundred fourteen".