221200112000211 has 8 divisors (see below), whose sum is σ = 294941025300480. Its totient is φ = 147462970016712.

The previous prime is 221200112000209. The next prime is 221200112000243. The reversal of 221200112000211 is 112000211002122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 221200112000211 - 2¹ = 221200112000209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (221200112000911) 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 in 7 ways as a sum of consecutive naturals, for example, 942692331 + ... + 942926948.

It is an arithmetic number, because the mean of its divisors is an integer number (36867628162560).

Almost surely, 2^{221200112000211} is an apocalyptic number.

221200112000211 is a deficient number, since it is larger than the sum of its proper divisors (73740913300269).

221200112000211 is a wasteful number, since it uses less digits than its factorization.

221200112000211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1885658385.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 221200112000211 its reverse (112000211002122), we get a palindrome (333200323002333).

The spelling of 221200112000211 in words is "two hundred twenty-one trillion, two hundred billion, one hundred twelve million, two hundred eleven", and thus it is an aban number.