12055110 has 32 divisors (see below), whose sum is σ = 29034720. Its totient is φ = 3203328.

The previous prime is 12055079. The next prime is 12055117. The reversal of 12055110 is 1155021.

It is a super-2 number, since 2×12055110² = 290651354224200, which 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 12055110.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12055117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11154 + ... + 12186.

It is an arithmetic number, because the mean of its divisors is an integer number (907335).

Almost surely, 2^12055110 is an apocalyptic number.

12055110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12055110 is an abundant number, since it is smaller than the sum of its proper divisors (16979610).

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

12055110 is a wasteful number, since it uses less digits than its factorization.

12055110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1432.

The product of its (nonzero) digits is 50, while the sum is 15.

The square root of 12055110 is about 3472.0469466872. The cubic root of 12055110 is about 229.2927867030.

The spelling of 12055110 in words is "twelve million, fifty-five thousand, one hundred ten".