1110012100 has 18 divisors (see below), whose sum is σ = 2408726474. Its totient is φ = 444004800.

The previous prime is 1110012089. The next prime is 1110012139. The reversal of 1110012100 is 12100111.

It can be written as a sum of positive squares in 3 ways, for example, as 96353856 + 1013658244 = 9816^2 + 31838^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 5549961 + ... + 5550160.

Almost surely, 2^1110012100 is an apocalyptic number.

1110012100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1110012100 is an abundant number, since it is smaller than the sum of its proper divisors (1298714374).

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

1110012100 is a wasteful number, since it uses less digits than its factorization.

1110012100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11100135 (or 11100128 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 7.

The square root of 1110012100 is about 33316.8440882386. The cubic root of 1110012100 is about 1035.4025676947.

Adding to 1110012100 its reverse (12100111), we get a palindrome (1122112211).

The spelling of 1110012100 in words is "one billion, one hundred ten million, twelve thousand, one hundred".