221200011210211 has 32 divisors (see below), whose sum is σ = 254151091814400. Its totient is φ = 190401077342880.

The previous prime is 221200011210163. The next prime is 221200011210251. The reversal of 221200011210211 is 112012110002122.

221200011210211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 221200011210211 - 2¹³ = 221200011202019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (221200011210251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4206976720 + ... + 4207029298.

It is an arithmetic number, because the mean of its divisors is an integer number (7942221619200).

Almost surely, 2^{221200011210211} is an apocalyptic number.

221200011210211 is a deficient number, since it is larger than the sum of its proper divisors (32951080604189).

221200011210211 is a wasteful number, since it uses less digits than its factorization.

221200011210211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63439.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 221200011210211 its reverse (112012110002122), we get a palindrome (333212121212333).

The spelling of 221200011210211 in words is "two hundred twenty-one trillion, two hundred billion, eleven million, two hundred ten thousand, two hundred eleven".