220011103321 has 2 divisors, whose sum is σ = 220011103322. Its totient is φ = 220011103320.

The previous prime is 220011103261. The next prime is 220011103379. The reversal of 220011103321 is 123301110022.

220011103321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139102145296 + 80908958025 = 372964^2 + 284445^2 .

It is a cyclic number.

It is not a de Polignac number, because 220011103321 - 2²¹ = 220009006169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220011103295 and 220011103304.

It is not a weakly prime, because it can be changed into another prime (220011109321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110005551660 + 110005551661.

It is an arithmetic number, because the mean of its divisors is an integer number (110005551661).

Almost surely, 2^220011103321 is an apocalyptic number.

It is an amenable number.

220011103321 is a deficient number, since it is larger than the sum of its proper divisors (1).

220011103321 is an equidigital number, since it uses as much as digits as its factorization.

220011103321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 220011103321 its reverse (123301110022), we get a palindrome (343312213343).

The spelling of 220011103321 in words is "two hundred twenty billion, eleven million, one hundred three thousand, three hundred twenty-one".