11211022120011 has 8 divisors (see below), whose sum is σ = 17083462278144. Its totient is φ = 6406298354280.

The previous prime is 11211022119989. The next prime is 11211022120033. The reversal of 11211022120011 is 11002122011211.

It is a happy number.

11211022120011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11211022119989) and next prime (11211022120033).

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

It is not a de Polignac number, because 11211022120011 - 2¹⁴ = 11211022103627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11211022120411) 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, 266929098075 + ... + 266929098116.

It is an arithmetic number, because the mean of its divisors is an integer number (2135432784768).

Almost surely, 2^{11211022120011} is an apocalyptic number.

11211022120011 is a deficient number, since it is larger than the sum of its proper divisors (5872440158133).

11211022120011 is an equidigital number, since it uses as much as digits as its factorization.

11211022120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533858196201.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11211022120011 its reverse (11002122011211), we get a palindrome (22213144131222).

The spelling of 11211022120011 in words is "eleven trillion, two hundred eleven billion, twenty-two million, one hundred twenty thousand, eleven".