210122011209999 has 8 divisors (see below), whose sum is σ = 320185921843840. Its totient is φ = 120069720691416.

The previous prime is 210122011209997. The next prime is 210122011210009. The reversal of 210122011209999 is 999902110221012.

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

It is not a de Polignac number, because 210122011209999 - 2¹ = 210122011209997 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 (210122011209997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5002905028789 + ... + 5002905028830.

It is an arithmetic number, because the mean of its divisors is an integer number (40023240230480).

Almost surely, 2^{210122011209999} is an apocalyptic number.

210122011209999 is a deficient number, since it is larger than the sum of its proper divisors (110063910633841).

210122011209999 is a wasteful number, since it uses less digits than its factorization.

210122011209999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10005810057629.

The product of its (nonzero) digits is 104976, while the sum is 48.

The spelling of 210122011209999 in words is "two hundred ten trillion, one hundred twenty-two billion, eleven million, two hundred nine thousand, nine hundred ninety-nine".