11202110101121 has 4 divisors (see below), whose sum is σ = 11203663152852. Its totient is φ = 11200557049392.

The previous prime is 11202110101109. The next prime is 11202110101163. The reversal of 11202110101121 is 12110101120211.

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 8305088241025 + 2897021860096 = 2881855^2 + 1702064^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11202110101121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11202110101096 and 11202110101105.

It is not an unprimeable number, because it can be changed into a prime (11202110101621) 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, 776515046 + ... + 776529471.

It is an arithmetic number, because the mean of its divisors is an integer number (2800915788213).

Almost surely, 2^{11202110101121} is an apocalyptic number.

It is an amenable number.

11202110101121 is a deficient number, since it is larger than the sum of its proper divisors (1553051731).

11202110101121 is an equidigital number, since it uses as much as digits as its factorization.

11202110101121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1553051730.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11202110101121 its reverse (12110101120211), we get a palindrome (23312211221332).

The spelling of 11202110101121 in words is "eleven trillion, two hundred two billion, one hundred ten million, one hundred one thousand, one hundred twenty-one".