12110121030210 has 128 divisors (see below), whose sum is σ = 33372412729344. Its totient is φ = 2755030586880.

The previous prime is 12110121030143. The next prime is 12110121030233. The reversal of 12110121030210 is 1203012101121.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12110121030210.

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, 123792937 + ... + 123890723.

It is an arithmetic number, because the mean of its divisors is an integer number (260721974448).

Almost surely, 2^{12110121030210} is an apocalyptic number.

12110121030210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12110121030210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16686206364672).

12110121030210 is an abundant number, since it is smaller than the sum of its proper divisors (21262291699134).

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

12110121030210 is a wasteful number, since it uses less digits than its factorization.

12110121030210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100568.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 12110121030210 its reverse (1203012101121), we get a palindrome (13313133131331).

The spelling of 12110121030210 in words is "twelve trillion, one hundred ten billion, one hundred twenty-one million, thirty thousand, two hundred ten".