11201120321 has 2 divisors, whose sum is σ = 11201120322. Its totient is φ = 11201120320.

The previous prime is 11201120317. The next prime is 11201120443. The reversal of 11201120321 is 12302110211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8165110321 + 3036010000 = 90361^2 + 55100^2 .

It is a cyclic number.

It is not a de Polignac number, because 11201120321 - 2² = 11201120317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11201120296 and 11201120305.

It is not a weakly prime, because it can be changed into another prime (11201120621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600560160 + 5600560161.

It is an arithmetic number, because the mean of its divisors is an integer number (5600560161).

Almost surely, 2^11201120321 is an apocalyptic number.

It is an amenable number.

11201120321 is a deficient number, since it is larger than the sum of its proper divisors (1).

11201120321 is an equidigital number, since it uses as much as digits as its factorization.

11201120321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11201120321 its reverse (12302110211), we get a palindrome (23503230532).

The spelling of 11201120321 in words is "eleven billion, two hundred one million, one hundred twenty thousand, three hundred twenty-one".