101120000009 has 4 divisors (see below), whose sum is σ = 115565714304. Its totient is φ = 86674285716.

The previous prime is 101119999969. The next prime is 101120000027. The reversal of 101120000009 is 900000021101.

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 an emirpimes, since its reverse is a distinct semiprime: 900000021101 = 97 ⋅9278350733.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101120000009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101119999948 and 101120000002.

It is not an unprimeable number, because it can be changed into a prime (101120000029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7222857137 + ... + 7222857150.

It is an arithmetic number, because the mean of its divisors is an integer number (28891428576).

Almost surely, 2^101120000009 is an apocalyptic number.

It is an amenable number.

101120000009 is a deficient number, since it is larger than the sum of its proper divisors (14445714295).

101120000009 is an equidigital number, since it uses as much as digits as its factorization.

101120000009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14445714294.

The product of its (nonzero) digits is 18, while the sum is 14.

The spelling of 101120000009 in words is "one hundred one billion, one hundred twenty million, nine", and thus it is an aban number.