2011200020212 has 6 divisors (see below), whose sum is σ = 3519600035378. Its totient is φ = 1005600010104.

The previous prime is 2011200020209. The next prime is 2011200020213. The reversal of 2011200020212 is 2120200021102.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2011194803556 + 5216656 = 1418166^2 + 2284^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2011200020192 and 2011200020201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011200020213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251400002523 + ... + 251400002530.

Almost surely, 2^{2011200020212} is an apocalyptic number.

It is an amenable number.

2011200020212 is a deficient number, since it is larger than the sum of its proper divisors (1508400015166).

2011200020212 is a wasteful number, since it uses less digits than its factorization.

2011200020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502800005057 (or 502800005055 counting only the distinct ones).

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

Adding to 2011200020212 its reverse (2120200021102), we get a palindrome (4131400041314).

The spelling of 2011200020212 in words is "two trillion, eleven billion, two hundred million, twenty thousand, two hundred twelve".