2212020221011 has 4 divisors (see below), whose sum is σ = 2213712663192. Its totient is φ = 2210327778832.

The previous prime is 2212020220979. The next prime is 2212020221039. The reversal of 2212020221011 is 1101220202122.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2212020221011 - 2⁵ = 2212020220979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212020321011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 846219130 + ... + 846221743.

It is an arithmetic number, because the mean of its divisors is an integer number (553428165798).

Almost surely, 2^{2212020221011} is an apocalyptic number.

2212020221011 is a deficient number, since it is larger than the sum of its proper divisors (1692442181).

2212020221011 is a wasteful number, since it uses less digits than its factorization.

2212020221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1692442180.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2212020221011 its reverse (1101220202122), we get a palindrome (3313240423133).

The spelling of 2212020221011 in words is "two trillion, two hundred twelve billion, twenty million, two hundred twenty-one thousand, eleven".