12210121110110 has 32 divisors (see below), whose sum is σ = 27401414648832. Its totient is φ = 3805752034080.

The previous prime is 12210121110107. The next prime is 12210121110149. The reversal of 12210121110110 is 1101112101221.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7928649302 + ... + 7928650841.

It is an arithmetic number, because the mean of its divisors is an integer number (856294207776).

Almost surely, 2^{12210121110110} is an apocalyptic number.

12210121110110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12210121110110 is an abundant number, since it is smaller than the sum of its proper divisors (15191293538722).

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

12210121110110 is a wasteful number, since it uses less digits than its factorization.

12210121110110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15857300168.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 12210121110110 its reverse (1101112101221), we get a palindrome (13311233211331).

The spelling of 12210121110110 in words is "twelve trillion, two hundred ten billion, one hundred twenty-one million, one hundred ten thousand, one hundred ten".