210122212000999 has 4 divisors (see below), whose sum is σ = 210123888370336. Its totient is φ = 210120535631664.

The previous prime is 210122212000963. The next prime is 210122212001017. The reversal of 210122212000999 is 999000212221012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 210122212000999 - 2²⁵ = 210122178446567 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 (210122212000399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 837996639 + ... + 838247344.

It is an arithmetic number, because the mean of its divisors is an integer number (52530972092584).

Almost surely, 2^{210122212000999} is an apocalyptic number.

210122212000999 is a deficient number, since it is larger than the sum of its proper divisors (1676369337).

210122212000999 is a wasteful number, since it uses less digits than its factorization.

210122212000999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1676369336.

The product of its (nonzero) digits is 23328, while the sum is 40.

The spelling of 210122212000999 in words is "two hundred ten trillion, one hundred twenty-two billion, two hundred twelve million, nine hundred ninety-nine", and thus it is an aban number.