1110101009 has 4 divisors (see below), whose sum is σ = 1110171504. Its totient is φ = 1110030516.

The previous prime is 1110100991. The next prime is 1110101021. The reversal of 1110101009 is 9001010111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1110101009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1110100984 and 1110101002.

It is not an unprimeable number, because it can be changed into a prime (1110101089) 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 3 ways as a sum of consecutive naturals, for example, 374 + ... + 47120.

It is an arithmetic number, because the mean of its divisors is an integer number (277542876).

Almost surely, 2^1110101009 is an apocalyptic number.

It is an amenable number.

1110101009 is a deficient number, since it is larger than the sum of its proper divisors (70495).

1110101009 is an equidigital number, since it uses as much as digits as its factorization.

1110101009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70494.

The product of its (nonzero) digits is 9, while the sum is 14.

The square root of 1110101009 is about 33318.1783565669. The cubic root of 1110101009 is about 1035.4302112820.

The spelling of 1110101009 in words is "one billion, one hundred ten million, one hundred one thousand, nine".