212220200001 has 12 divisors (see below), whose sum is σ = 288399884528. Its totient is φ = 138810691344.

The previous prime is 212220199987. The next prime is 212220200011. The reversal of 212220200001 is 100002022212.

It is not a de Polignac number, because 212220200001 - 2¹⁹ = 212219675713 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 212220200001.

It is not an unprimeable number, because it can be changed into a prime (212220200011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12583255 + ... + 12600108.

Almost surely, 2^212220200001 is an apocalyptic number.

It is an amenable number.

212220200001 is a deficient number, since it is larger than the sum of its proper divisors (76179684527).

212220200001 is an equidigital number, since it uses as much as digits as its factorization.

212220200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25183472 (or 25183419 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 212220200001 its reverse (100002022212), we get a palindrome (312222222213).

The spelling of 212220200001 in words is "two hundred twelve billion, two hundred twenty million, two hundred thousand, one".