111401030144 has 20 divisors (see below), whose sum is σ = 222584481174. Its totient is φ = 55700514816.

The previous prime is 111401030123. The next prime is 111401030159. The reversal of 111401030144 is 441030104111.

111401030144 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 108162054400 + 3238975744 = 328880^2 + 56912^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108789557 + ... + 108790580.

Almost surely, 2^111401030144 is an apocalyptic number.

It is an amenable number.

111401030144 is a deficient number, since it is larger than the sum of its proper divisors (111183451030).

111401030144 is an frugal number, since it uses more digits than its factorization.

111401030144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217580155 (or 217580139 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 111401030144 its reverse (441030104111), we get a palindrome (552431134255).

The spelling of 111401030144 in words is "one hundred eleven billion, four hundred one million, thirty thousand, one hundred forty-four".