2122020212011 has 48 divisors (see below), whose sum is σ = 2608920023040. Its totient is φ = 1718133318720.

The previous prime is 2122020211937. The next prime is 2122020212041. The reversal of 2122020212011 is 1102120202212.

It is a happy number.

It is not a de Polignac number, because 2122020212011 - 2²¹ = 2122018114859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122020212041) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 255322546 + ... + 255330856.

It is an arithmetic number, because the mean of its divisors is an integer number (54352500480).

Almost surely, 2^{2122020212011} is an apocalyptic number.

2122020212011 is a deficient number, since it is larger than the sum of its proper divisors (486899811029).

2122020212011 is a wasteful number, since it uses less digits than its factorization.

2122020212011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12224 (or 12217 counting only the distinct ones).

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

Adding to 2122020212011 its reverse (1102120202212), we get a palindrome (3224140414223).

The spelling of 2122020212011 in words is "two trillion, one hundred twenty-two billion, twenty million, two hundred twelve thousand, eleven".