12212012020110 has 128 divisors (see below), whose sum is σ = 34319245169664. Its totient is φ = 2722722647040.

The previous prime is 12212012020051. The next prime is 12212012020207. The reversal of 12212012020110 is 1102021021221.

12212012020110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12212012020110² (a number of 27 digits) contains 22 as substring.

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 12212012020110.

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, 46474917 + ... + 46736943.

It is an arithmetic number, because the mean of its divisors is an integer number (268119102888).

Almost surely, 2^{12212012020110} is an apocalyptic number.

12212012020110 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 12212012020110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17159622584832).

12212012020110 is an abundant number, since it is smaller than the sum of its proper divisors (22107233149554).

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

12212012020110 is a wasteful number, since it uses less digits than its factorization.

12212012020110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267498.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12212012020110 its reverse (1102021021221), we get a palindrome (13314033041331).

The spelling of 12212012020110 in words is "twelve trillion, two hundred twelve billion, twelve million, twenty thousand, one hundred ten".