211200222010212 has 36 divisors (see below), whose sum is σ = 535198567616076. Its totient is φ = 70224512716800.

The previous prime is 211200222010207. The next prime is 211200222010243. The reversal of 211200222010212 is 212010222002112.

It is a happy number.

211200222010212 is a `hidden beast` number, since 21 + 1 + 200 + 2 + 220 + 10 + 212 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 192339841144896 + 18860380865316 = 13868664^2 + 4342854^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7315038973 + ... + 7315067844.

Almost surely, 2^{211200222010212} is an apocalyptic number.

It is an amenable number.

211200222010212 is an abundant number, since it is smaller than the sum of its proper divisors (323998345605864).

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

211200222010212 is a wasteful number, since it uses less digits than its factorization.

211200222010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14630107228 (or 14630107223 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 211200222010212 its reverse (212010222002112), we get a palindrome (423210444012324).

The spelling of 211200222010212 in words is "two hundred eleven trillion, two hundred billion, two hundred twenty-two million, ten thousand, two hundred twelve".