13321110121110 has 128 divisors (see below), whose sum is σ = 38990066065920. Its totient is φ = 3209547888000.

The previous prime is 13321110121093. The next prime is 13321110121159. The reversal of 13321110121110 is 1112101112331.

13321110121110 is a `hidden beast` number, since 1 + 3 + 321 + 110 + 121 + 110 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13274241 + ... + 14242460.

It is an arithmetic number, because the mean of its divisors is an integer number (304609891140).

Almost surely, 2^{13321110121110} is an apocalyptic number.

13321110121110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13321110121110 is an abundant number, since it is smaller than the sum of its proper divisors (25668955944810).

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

13321110121110 is a wasteful number, since it uses less digits than its factorization.

13321110121110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27516891 (or 27516885 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 13321110121110 its reverse (1112101112331), we get a palindrome (14433211233441).

The spelling of 13321110121110 in words is "thirteen trillion, three hundred twenty-one billion, one hundred ten million, one hundred twenty-one thousand, one hundred ten".