120320210091 has 8 divisors (see below), whose sum is σ = 160429251024. Its totient is φ = 80212321280.

The previous prime is 120320210071. The next prime is 120320210107. The reversal of 120320210091 is 190012023021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120320210091 - 2¹³ = 120320201899 is a prime.

It is a super-3 number, since 3×120320210091³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (120320210051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4470 + ... + 490571.

It is an arithmetic number, because the mean of its divisors is an integer number (20053656378).

Almost surely, 2^120320210091 is an apocalyptic number.

120320210091 is a deficient number, since it is larger than the sum of its proper divisors (40109040933).

120320210091 is an equidigital number, since it uses as much as digits as its factorization.

120320210091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576061.

The product of its (nonzero) digits is 216, while the sum is 21.

The spelling of 120320210091 in words is "one hundred twenty billion, three hundred twenty million, two hundred ten thousand, ninety-one".