110188318138 has 4 divisors (see below), whose sum is σ = 165282477210. Its totient is φ = 55094159068.

The previous prime is 110188318129. The next prime is 110188318181. The reversal of 110188318138 is 831813881011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 831813881011 = 76733 ⋅10840367.

It can be written as a sum of positive squares in only one way, i.e., 107101071169 + 3087246969 = 327263^2 + 55563^2 .

It is a junction number, because it is equal to n+sod(n) for n = 110188318094 and 110188318103.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27547079533 + ... + 27547079536.

Almost surely, 2^110188318138 is an apocalyptic number.

110188318138 is a deficient number, since it is larger than the sum of its proper divisors (55094159072).

110188318138 is an equidigital number, since it uses as much as digits as its factorization.

110188318138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55094159071.

The product of its (nonzero) digits is 36864, while the sum is 43.

The spelling of 110188318138 in words is "one hundred ten billion, one hundred eighty-eight million, three hundred eighteen thousand, one hundred thirty-eight".