211222100000210 has 64 divisors (see below), whose sum is σ = 441018858107520. Its totient is φ = 72166722163200.

The previous prime is 211222100000113. The next prime is 211222100000237. The reversal of 211222100000210 is 12000001222112.

It is a super-2 number, since 2×211222100000210² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 994254491 + ... + 994466910.

It is an arithmetic number, because the mean of its divisors is an integer number (6890919657930).

Almost surely, 2^{211222100000210} is an apocalyptic number.

211222100000210 is an abundant number, since it is smaller than the sum of its proper divisors (229796758107310).

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

211222100000210 is a wasteful number, since it uses less digits than its factorization.

211222100000210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1988721483.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 211222100000210 its reverse (12000001222112), we get a palindrome (223222101222322).

The spelling of 211222100000210 in words is "two hundred eleven trillion, two hundred twenty-two billion, one hundred million, two hundred ten", and thus it is an aban number.