11201031122321 has 16 divisors (see below), whose sum is σ = 11587885229568. Its totient is φ = 10815798153600.

The previous prime is 11201031122293. The next prime is 11201031122377. The reversal of 11201031122321 is 12322113010211.

It is a cyclic number.

It is not a de Polignac number, because 11201031122321 - 2¹⁰ = 11201031121297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11201031122293 and 11201031122302.

It is not an unprimeable number, because it can be changed into a prime (11201031122521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26281295 + ... + 26704091.

It is an arithmetic number, because the mean of its divisors is an integer number (724242826848).

Almost surely, 2^{11201031122321} is an apocalyptic number.

It is an amenable number.

11201031122321 is a deficient number, since it is larger than the sum of its proper divisors (386854107247).

11201031122321 is a wasteful number, since it uses less digits than its factorization.

11201031122321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424712.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 11201031122321 its reverse (12322113010211), we get a palindrome (23523144132532).

The spelling of 11201031122321 in words is "eleven trillion, two hundred one billion, thirty-one million, one hundred twenty-two thousand, three hundred twenty-one".