11000002201121 has 4 divisors (see below), whose sum is σ = 11000307682452. Its totient is φ = 10999696719792.

The previous prime is 11000002201109. The next prime is 11000002201163. The reversal of 11000002201121 is 12110220000011.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5961952607521 + 5038049593600 = 2441711^2 + 2244560^2 .

It is a cyclic number.

It is not a de Polignac number, because 11000002201121 - 2²⁶ = 10999935092257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11000002201021) 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, 152686646 + ... + 152758671.

It is an arithmetic number, because the mean of its divisors is an integer number (2750076920613).

Almost surely, 2^{11000002201121} is an apocalyptic number.

It is an amenable number.

11000002201121 is a deficient number, since it is larger than the sum of its proper divisors (305481331).

11000002201121 is an equidigital number, since it uses as much as digits as its factorization.

11000002201121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305481330.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11000002201121 its reverse (12110220000011), we get a palindrome (23110222201132).

The spelling of 11000002201121 in words is "eleven trillion, two million, two hundred one thousand, one hundred twenty-one".