11331122100211 has 4 divisors (see below), whose sum is σ = 11338280106912. Its totient is φ = 11323964093512.

The previous prime is 11331122100209. The next prime is 11331122100229. The reversal of 11331122100211 is 11200122113311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11331122100211 - 2¹ = 11331122100209 is a prime.

It is a super-3 number, since 3×11331122100211³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11331122100241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3579000976 + ... + 3579004141.

It is an arithmetic number, because the mean of its divisors is an integer number (2834570026728).

Almost surely, 2^{11331122100211} is an apocalyptic number.

11331122100211 is a deficient number, since it is larger than the sum of its proper divisors (7158006701).

11331122100211 is an equidigital number, since it uses as much as digits as its factorization.

11331122100211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7158006700.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 11331122100211 its reverse (11200122113311), we get a palindrome (22531244213522).

It can be divided in two parts, 1133112 and 2100211, that added together give a palindrome (3233323).

The spelling of 11331122100211 in words is "eleven trillion, three hundred thirty-one billion, one hundred twenty-two million, one hundred thousand, two hundred eleven".