11322100323221 has 2 divisors, whose sum is σ = 11322100323222. Its totient is φ = 11322100323220.

The previous prime is 11322100323119. The next prime is 11322100323229. The reversal of 11322100323221 is 12232300122311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11305135260721 + 16965062500 = 3362311^2 + 130250^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11322100323221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11322100323229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5661050161610 + 5661050161611.

It is an arithmetic number, because the mean of its divisors is an integer number (5661050161611).

Almost surely, 2^{11322100323221} is an apocalyptic number.

It is an amenable number.

11322100323221 is a deficient number, since it is larger than the sum of its proper divisors (1).

11322100323221 is an equidigital number, since it uses as much as digits as its factorization.

11322100323221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 11322100323221 its reverse (12232300122311), we get a palindrome (23554400445532).

The spelling of 11322100323221 in words is "eleven trillion, three hundred twenty-two billion, one hundred million, three hundred twenty-three thousand, two hundred twenty-one".