2011011022211 has 8 divisors (see below), whose sum is σ = 2020088974080. Its totient is φ = 2001934990728.

The previous prime is 2011011022193. The next prime is 2011011022231. The reversal of 2011011022211 is 1122201101102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2011011022211 - 2²⁶ = 2010943913347 is a prime.

It is a super-2 number, since 2×2011011022211² (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 (2011011022231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1640090 + ... + 2590736.

It is an arithmetic number, because the mean of its divisors is an integer number (252511121760).

Almost surely, 2^{2011011022211} is an apocalyptic number.

2011011022211 is a deficient number, since it is larger than the sum of its proper divisors (9077951869).

2011011022211 is an equidigital number, since it uses as much as digits as its factorization.

2011011022211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960193.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2011011022211 its reverse (1122201101102), we get a palindrome (3133212123313).

The spelling of 2011011022211 in words is "two trillion, eleven billion, eleven million, twenty-two thousand, two hundred eleven".