211200010122 has 8 divisors (see below), whose sum is σ = 422400020256. Its totient is φ = 70400003372.

The previous prime is 211200010003. The next prime is 211200010163. The reversal of 211200010122 is 221010002112.

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

211200010122 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 211200010098 and 211200010107.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17600000838 + ... + 17600000849.

It is an arithmetic number, because the mean of its divisors is an integer number (52800002532).

Almost surely, 2^211200010122 is an apocalyptic number.

211200010122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211200010122 is a wasteful number, since it uses less digits than its factorization.

211200010122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35200001692.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 211200010122 its reverse (221010002112), we get a palindrome (432210012234).

The spelling of 211200010122 in words is "two hundred eleven billion, two hundred million, ten thousand, one hundred twenty-two".