212011121200210 has 16 divisors (see below), whose sum is σ = 382158269256600. Its totient is φ = 84684837125376.

The previous prime is 212011121200201. The next prime is 212011121200213. The reversal of 212011121200210 is 12002121110212.

It can be written as a sum of positive squares in 4 ways, for example, as 83177883876481 + 128833237323729 = 9120191^2 + 11350473^2 .

It is a super-2 number, since 2×212011121200210² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (212011121200213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14951411895 + ... + 14951426074.

Almost surely, 2^{212011121200210} is an apocalyptic number.

212011121200210 is a deficient number, since it is larger than the sum of its proper divisors (170147148056390).

212011121200210 is a wasteful number, since it uses less digits than its factorization.

212011121200210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29902838685.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 212011121200210 its reverse (12002121110212), we get a palindrome (224013242310422).

The spelling of 212011121200210 in words is "two hundred twelve trillion, eleven billion, one hundred twenty-one million, two hundred thousand, two hundred ten".