1110200120 has 16 divisors (see below), whose sum is σ = 2497950360. Its totient is φ = 444080032.

The previous prime is 1110200111. The next prime is 1110200123. The reversal of 1110200120 is 210020111.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a junction number, because it is equal to n+sod(n) for n = 1110200098 and 1110200107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110200123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13877462 + ... + 13877541.

Almost surely, 2^1110200120 is an apocalyptic number.

1110200120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1110200120 is an abundant number, since it is smaller than the sum of its proper divisors (1387750240).

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

1110200120 is a wasteful number, since it uses less digits than its factorization.

1110200120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27755014 (or 27755010 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 1110200120 is about 33319.6656645891. The cubic root of 1110200120 is about 1035.4610251355.

Adding to 1110200120 its reverse (210020111), we get a palindrome (1320220231).

Subtracting from 1110200120 its reverse (210020111), we obtain a square (900180009 = 30003²).

The spelling of 1110200120 in words is "one billion, one hundred ten million, two hundred thousand, one hundred twenty".