11202222201121 has 4 divisors (see below), whose sum is σ = 12802539658432. Its totient is φ = 9601904743812.

The previous prime is 11202222201103. The next prime is 11202222201143. The reversal of 11202222201121 is 12110222220211.

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 11202222201121 - 2²⁵ = 11202188646689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11202222261121) 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, 800158728645 + ... + 800158728658.

It is an arithmetic number, because the mean of its divisors is an integer number (3200634914608).

Almost surely, 2^{11202222201121} is an apocalyptic number.

It is an amenable number.

11202222201121 is a deficient number, since it is larger than the sum of its proper divisors (1600317457311).

11202222201121 is an equidigital number, since it uses as much as digits as its factorization.

11202222201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1600317457310.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11202222201121 its reverse (12110222220211), we get a palindrome (23312444421332).

The spelling of 11202222201121 in words is "eleven trillion, two hundred two billion, two hundred twenty-two million, two hundred one thousand, one hundred twenty-one".