12112122110 has 16 divisors (see below), whose sum is σ = 23783803632. Its totient is φ = 4404408000.

The previous prime is 12112122103. The next prime is 12112122131. The reversal of 12112122110 is 1122121121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55054991 + ... + 55055210.

It is an arithmetic number, because the mean of its divisors is an integer number (1486487727).

Almost surely, 2^12112122110 is an apocalyptic number.

12112122110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12112122110 is a deficient number, since it is larger than the sum of its proper divisors (11671681522).

12112122110 is a wasteful number, since it uses less digits than its factorization.

12112122110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110110219.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12112122110 its reverse (1122121121), we get a palindrome (13234243231).

The spelling of 12112122110 in words is "twelve billion, one hundred twelve million, one hundred twenty-two thousand, one hundred ten".