1110102120 has 96 divisors (see below), whose sum is σ = 3705385320. Its totient is φ = 288023040.

The previous prime is 1110102109. The next prime is 1110102121. The reversal of 1110102120 is 212010111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1110089124 + 12996 = 33318^2 + 114^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1110102121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28351 + ... + 54990.

Almost surely, 2^1110102120 is an apocalyptic number.

1110102120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1110102120 is an abundant number, since it is smaller than the sum of its proper divisors (2595283200).

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

1110102120 is a wasteful number, since it uses less digits than its factorization.

1110102120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83395 (or 83388 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 1110102120 is about 33318.1950291429. The cubic root of 1110102120 is about 1035.4305567048.

Adding to 1110102120 its reverse (212010111), we get a palindrome (1322112231).

The spelling of 1110102120 in words is "one billion, one hundred ten million, one hundred two thousand, one hundred twenty".