12120112110 has 32 divisors (see below), whose sum is σ = 29376279072. Its totient is φ = 3200028800.

The previous prime is 12120112079. The next prime is 12120112157. The reversal of 12120112110 is 1121102121.

12120112110 is a modest number, since divided by 112110 gives 12120 as remainder.

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, 1996989 + ... + 2003048.

It is an arithmetic number, because the mean of its divisors is an integer number (918008721).

Almost surely, 2^12120112110 is an apocalyptic number.

12120112110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12120112110 is an abundant number, since it is smaller than the sum of its proper divisors (17256166962).

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

12120112110 is a wasteful number, since it uses less digits than its factorization.

12120112110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4000148.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12120112110 its reverse (1121102121), we get a palindrome (13241214231).

It can be divided in two parts, 1212011 and 2110, that added together give a palindrome (1214121).

The spelling of 12120112110 in words is "twelve billion, one hundred twenty million, one hundred twelve thousand, one hundred ten".