2011022020201 has 16 divisors (see below), whose sum is σ = 2200016706048. Its totient is φ = 1829994566400.

The previous prime is 2011022020141. The next prime is 2011022020229. The reversal of 2011022020201 is 1020202201102.

It is a happy number.

It is not a de Polignac number, because 2011022020201 - 2¹¹ = 2011022018153 is a prime.

It is a super-2 number, since 2×2011022020201² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011022020801) 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 15 ways as a sum of consecutive naturals, for example, 1169635 + ... + 2321656.

It is an arithmetic number, because the mean of its divisors is an integer number (137501044128).

Almost surely, 2^{2011022020201} is an apocalyptic number.

It is an amenable number.

2011022020201 is a deficient number, since it is larger than the sum of its proper divisors (188994685847).

2011022020201 is a wasteful number, since it uses less digits than its factorization.

2011022020201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3492432.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2011022020201 its reverse (1020202201102), we get a palindrome (3031224221303).

The spelling of 2011022020201 in words is "two trillion, eleven billion, twenty-two million, twenty thousand, two hundred one".