2120222221011 has 6 divisors (see below), whose sum is σ = 3062543208140. Its totient is φ = 1413481480668.

The previous prime is 2120222220913. The next prime is 2120222221037. The reversal of 2120222221011 is 1101222220212.

It is a happy number.

2120222221011 is a `hidden beast` number, since 21 + 202 + 222 + 210 + 11 = 666.

It is not a de Polignac number, because 2120222221011 - 2¹¹ = 2120222218963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120222221211) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117790123381 + ... + 117790123398.

Almost surely, 2^{2120222221011} is an apocalyptic number.

2120222221011 is a deficient number, since it is larger than the sum of its proper divisors (942320987129).

2120222221011 is a wasteful number, since it uses less digits than its factorization.

2120222221011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235580246785 (or 235580246782 counting only the distinct ones).

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

Adding to 2120222221011 its reverse (1101222220212), we get a palindrome (3221444441223).

The spelling of 2120222221011 in words is "two trillion, one hundred twenty billion, two hundred twenty-two million, two hundred twenty-one thousand, eleven".