2220222021111 has 12 divisors (see below), whose sum is σ = 3208723710192. Its totient is φ = 1479346623456.

The previous prime is 2220222021011. The next prime is 2220222021113. The reversal of 2220222021111 is 1111202220222.

It is a happy number.

2220222021111 is a `hidden beast` number, since 2 + 220 + 2 + 220 + 211 + 11 = 666.

It is not a de Polignac number, because 2220222021111 - 2¹⁴ = 2220222004727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220222021113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66765006 + ... + 66798251.

It is an arithmetic number, because the mean of its divisors is an integer number (267393642516).

Almost surely, 2^{2220222021111} is an apocalyptic number.

2220222021111 is a deficient number, since it is larger than the sum of its proper divisors (988501689081).

2220222021111 is a wasteful number, since it uses less digits than its factorization.

2220222021111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133565110 (or 133565107 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2220222021111 its reverse (1111202220222), we get a palindrome (3331424241333).

It can be divided in two parts, 22202220211 and 11, that added together give a palindrome (22202220222).

The spelling of 2220222021111 in words is "two trillion, two hundred twenty billion, two hundred twenty-two million, twenty-one thousand, one hundred eleven".