210122000001211 has 8 divisors (see below), whose sum is σ = 214863961057200. Its totient is φ = 205419391319520.

The previous prime is 210122000001169. The next prime is 210122000001233. The reversal of 210122000001211 is 112100000221012.

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 210122000001211 - 2¹⁹ = 210121999476923 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210122000001191 and 210122000001200.

It is not an unprimeable number, because it can be changed into a prime (210122000001311) 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, 9838082776 + ... + 9838104133.

It is an arithmetic number, because the mean of its divisors is an integer number (26857995132150).

Almost surely, 2^{210122000001211} is an apocalyptic number.

210122000001211 is a deficient number, since it is larger than the sum of its proper divisors (4741961055989).

210122000001211 is a wasteful number, since it uses less digits than its factorization.

210122000001211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19676187149.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 210122000001211 its reverse (112100000221012), we get a palindrome (322222000222223).

The spelling of 210122000001211 in words is "two hundred ten trillion, one hundred twenty-two billion, one thousand, two hundred eleven".