110120011220 has 24 divisors (see below), whose sum is σ = 231391653864. Its totient is φ = 44021408256.

The previous prime is 110120011193. The next prime is 110120011303. The reversal of 110120011220 is 22110021011.

It can be written as a sum of positive squares in 4 ways, for example, as 266211856 + 109853799364 = 16316^2 + 331442^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1628297 + ... + 1694576.

It is an arithmetic number, because the mean of its divisors is an integer number (9641318911).

Almost surely, 2^110120011220 is an apocalyptic number.

110120011220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110120011220 is an abundant number, since it is smaller than the sum of its proper divisors (121271642644).

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

110120011220 is a wasteful number, since it uses less digits than its factorization.

110120011220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3324539 (or 3324537 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 110120011220 its reverse (22110021011), we get a palindrome (132230032231).

The spelling of 110120011220 in words is "one hundred ten billion, one hundred twenty million, eleven thousand, two hundred twenty".