2221194211 has 16 divisors (see below), whose sum is σ = 2374716960. Its totient is φ = 2070282240.

The previous prime is 2221194193. The next prime is 2221194223. The reversal of 2221194211 is 1124911222.

2221194211 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 2221194211 - 2⁷ = 2221194083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2221194011) 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, 1711915 + ... + 1713211.

It is an arithmetic number, because the mean of its divisors is an integer number (148419810).

Almost surely, 2^2221194211 is an apocalyptic number.

2221194211 is a deficient number, since it is larger than the sum of its proper divisors (153522749).

2221194211 is a wasteful number, since it uses less digits than its factorization.

2221194211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2214.

The product of its digits is 576, while the sum is 25.

The square root of 2221194211 is about 47129.5471121885. The cubic root of 2221194211 is about 1304.7546229588.

The spelling of 2221194211 in words is "two billion, two hundred twenty-one million, one hundred ninety-four thousand, two hundred eleven".