11202201002121 has 4 divisors (see below), whose sum is σ = 14936268002832. Its totient is φ = 7468134001412.

The previous prime is 11202201002107. The next prime is 11202201002123. The reversal of 11202201002121 is 12120010220211.

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 11202201002121 - 2²⁹ = 11201664131209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11202201002121.

It is not an unprimeable number, because it can be changed into a prime (11202201002123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1867033500351 + ... + 1867033500356.

It is an arithmetic number, because the mean of its divisors is an integer number (3734067000708).

Almost surely, 2^{11202201002121} is an apocalyptic number.

It is an amenable number.

11202201002121 is a deficient number, since it is larger than the sum of its proper divisors (3734067000711).

11202201002121 is an equidigital number, since it uses as much as digits as its factorization.

11202201002121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3734067000710.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11202201002121 its reverse (12120010220211), we get a palindrome (23322211222332).

The spelling of 11202201002121 in words is "eleven trillion, two hundred two billion, two hundred one million, two thousand, one hundred twenty-one".