11100321213011 has 4 divisors (see below), whose sum is σ = 11309761235952. Its totient is φ = 10890881190072.

The previous prime is 11100321212999. The next prime is 11100321213017. The reversal of 11100321213011 is 11031212300111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11100321213011 is a prime.

It is a super-2 number, since 2×11100321213011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11100321213017) 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, 104720011391 + ... + 104720011496.

It is an arithmetic number, because the mean of its divisors is an integer number (2827440308988).

Almost surely, 2^{11100321213011} is an apocalyptic number.

11100321213011 is a deficient number, since it is larger than the sum of its proper divisors (209440022941).

11100321213011 is an equidigital number, since it uses as much as digits as its factorization.

11100321213011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209440022940.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 11100321213011 its reverse (11031212300111), we get a palindrome (22131533513122).

The spelling of 11100321213011 in words is "eleven trillion, one hundred billion, three hundred twenty-one million, two hundred thirteen thousand, eleven".