11100122011201 has 4 divisors (see below), whose sum is σ = 11582736011712. Its totient is φ = 10617508010692.

The previous prime is 11100122011193. The next prime is 11100122011219. The reversal of 11100122011201 is 10211022100111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11100122011201 - 2³ = 11100122011193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11100122011001) 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, 241307000221 + ... + 241307000266.

It is an arithmetic number, because the mean of its divisors is an integer number (2895684002928).

Almost surely, 2^{11100122011201} is an apocalyptic number.

It is an amenable number.

11100122011201 is a deficient number, since it is larger than the sum of its proper divisors (482614000511).

11100122011201 is an equidigital number, since it uses as much as digits as its factorization.

11100122011201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482614000510.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11100122011201 its reverse (10211022100111), we get a palindrome (21311144111312).

It can be divided in two parts, 1110012 and 2011201, that added together give a palindrome (3121213).

The spelling of 11100122011201 in words is "eleven trillion, one hundred billion, one hundred twenty-two million, eleven thousand, two hundred one".