120011103109 has 4 divisors (see below), whose sum is σ = 120874492480. Its totient is φ = 119147713740.

The previous prime is 120011103103. The next prime is 120011103197. The reversal of 120011103109 is 901301110021.

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.

It is a cyclic number.

It is not a de Polignac number, because 120011103109 - 2⁵ = 120011103077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120011103103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 431694477 + ... + 431694754.

It is an arithmetic number, because the mean of its divisors is an integer number (30218623120).

Almost surely, 2^120011103109 is an apocalyptic number.

It is an amenable number.

120011103109 is a deficient number, since it is larger than the sum of its proper divisors (863389371).

120011103109 is an equidigital number, since it uses as much as digits as its factorization.

120011103109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863389370.

The product of its (nonzero) digits is 54, while the sum is 19.

The spelling of 120011103109 in words is "one hundred twenty billion, eleven million, one hundred three thousand, one hundred nine".