2221301117213 has 2 divisors, whose sum is σ = 2221301117214. Its totient is φ = 2221301117212.

The previous prime is 2221301117209. The next prime is 2221301117237. The reversal of 2221301117213 is 3127111031222.

2221301117213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1585451167609 + 635849949604 = 1259147^2 + 797402^2 .

It is a cyclic number.

It is not a de Polignac number, because 2221301117213 - 2² = 2221301117209 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2221301117293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110650558606 + 1110650558607.

It is an arithmetic number, because the mean of its divisors is an integer number (1110650558607).

Almost surely, 2^{2221301117213} is an apocalyptic number.

It is an amenable number.

2221301117213 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221301117213 is an equidigital number, since it uses as much as digits as its factorization.

2221301117213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 26.

Adding to 2221301117213 its reverse (3127111031222), we get a palindrome (5348412148435).

The spelling of 2221301117213 in words is "two trillion, two hundred twenty-one billion, three hundred one million, one hundred seventeen thousand, two hundred thirteen".