2212221011 has 16 divisors (see below), whose sum is σ = 2970256128. Its totient is φ = 1591207200.

The previous prime is 2212220987. The next prime is 2212221013. The reversal of 2212221011 is 1101222122.

2212221011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2212221011 - 2¹⁴ = 2212204627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2212221013) 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, 1104005 + ... + 1106006.

It is an arithmetic number, because the mean of its divisors is an integer number (185641008).

Almost surely, 2^2212221011 is an apocalyptic number.

2212221011 is a deficient number, since it is larger than the sum of its proper divisors (758035117).

2212221011 is a wasteful number, since it uses less digits than its factorization.

2212221011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2210042.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 2212221011 is about 47034.2535924617. The cubic root of 2212221011 is about 1302.9952652531.

Adding to 2212221011 its reverse (1101222122), we get a palindrome (3313443133).

The spelling of 2212221011 in words is "two billion, two hundred twelve million, two hundred twenty-one thousand, eleven".