120210000999 has 16 divisors (see below), whose sum is σ = 174860482944. Its totient is φ = 72850557600.

The previous prime is 120210000913. The next prime is 120210001019. The reversal of 120210000999 is 999000012021.

It is not a de Polignac number, because 120210000999 - 2¹³ = 120209992807 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120218000999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 581712 + ... + 760794.

It is an arithmetic number, because the mean of its divisors is an integer number (10928780184).

Almost surely, 2^120210000999 is an apocalyptic number.

120210000999 is a deficient number, since it is larger than the sum of its proper divisors (54650481945).

120210000999 is a wasteful number, since it uses less digits than its factorization.

120210000999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199438.

The product of its (nonzero) digits is 2916, while the sum is 33.

The spelling of 120210000999 in words is "one hundred twenty billion, two hundred ten million, nine hundred ninety-nine", and thus it is an aban number.