212000000001 has 16 divisors (see below), whose sum is σ = 290303766720. Its totient is φ = 137562219200.

The previous prime is 211999999979. The next prime is 212000000021. The reversal of 212000000001 is 100000000212.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 212000000001 - 2¹³ = 211999991809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212000000021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5911530 + ... + 5947283.

It is an arithmetic number, because the mean of its divisors is an integer number (18143985420).

Almost surely, 2^212000000001 is an apocalyptic number.

It is an amenable number.

212000000001 is a deficient number, since it is larger than the sum of its proper divisors (78303766719).

212000000001 is a wasteful number, since it uses less digits than its factorization.

212000000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11858976.

The product of its (nonzero) digits is 4, while the sum is 6.

Adding to 212000000001 its reverse (100000000212), we get a palindrome (312000000213).

The spelling of 212000000001 in words is "two hundred twelve billion, one", and thus it is an aban number.