1302320222213 has 2 divisors, whose sum is σ = 1302320222214. Its totient is φ = 1302320222212.

The previous prime is 1302320222209. The next prime is 1302320222227. The reversal of 1302320222213 is 3122220232031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1171715321764 + 130604900449 = 1082458^2 + 361393^2 .

It is a cyclic number.

It is not a de Polignac number, because 1302320222213 - 2² = 1302320222209 is a prime.

It is a super-2 number, since 2×1302320222213² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1302320222243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651160111106 + 651160111107.

It is an arithmetic number, because the mean of its divisors is an integer number (651160111107).

Almost surely, 2^{1302320222213} is an apocalyptic number.

It is an amenable number.

1302320222213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1302320222213 is an equidigital number, since it uses as much as digits as its factorization.

1302320222213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 1302320222213 its reverse (3122220232031), we get a palindrome (4424540454244).

The spelling of 1302320222213 in words is "one trillion, three hundred two billion, three hundred twenty million, two hundred twenty-two thousand, two hundred thirteen".