212000001200212 has 6 divisors (see below), whose sum is σ = 371000002100378. Its totient is φ = 106000000600104.

The previous prime is 212000001200161. The next prime is 212000001200257. The reversal of 212000001200212 is 212002100000212.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 121752775178896 + 90247226021316 = 11034164^2 + 9499854^2 .

It is a junction number, because it is equal to n+sod(n) for n = 212000001200192 and 212000001200201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26500000150023 + ... + 26500000150030.

Almost surely, 2^{212000001200212} is an apocalyptic number.

It is an amenable number.

212000001200212 is a deficient number, since it is larger than the sum of its proper divisors (159000000900166).

212000001200212 is a wasteful number, since it uses less digits than its factorization.

212000001200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53000000300057 (or 53000000300055 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 212000001200212 its reverse (212002100000212), we get a palindrome (424002101200424).

The spelling of 212000001200212 in words is "two hundred twelve trillion, one million, two hundred thousand, two hundred twelve".