210120220099 has 8 divisors (see below), whose sum is σ = 230151965760. Its totient is φ = 190940889216.

The previous prime is 210120220091. The next prime is 210120220109. The reversal of 210120220099 is 990022021012.

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 210120220099 - 2³ = 210120220091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210120220091) 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, 213103179 + ... + 213104164.

It is an arithmetic number, because the mean of its divisors is an integer number (28768995720).

Almost surely, 2^210120220099 is an apocalyptic number.

210120220099 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

210120220099 is a deficient number, since it is larger than the sum of its proper divisors (20031745661).

210120220099 is a wasteful number, since it uses less digits than its factorization.

210120220099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426207389.

The product of its (nonzero) digits is 1296, while the sum is 28.

The spelling of 210120220099 in words is "two hundred ten billion, one hundred twenty million, two hundred twenty thousand, ninety-nine".