1330213221109 has 2 divisors, whose sum is σ = 1330213221110. Its totient is φ = 1330213221108.

The previous prime is 1330213221079. The next prime is 1330213221133. The reversal of 1330213221109 is 9011223120331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 811165018609 + 519048202500 = 900647^2 + 720450^2 .

It is a cyclic number.

It is not a de Polignac number, because 1330213221109 - 2⁷ = 1330213220981 is a prime.

It is a super-2 number, since 2×1330213221109² (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 (1330213221199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665106610554 + 665106610555.

It is an arithmetic number, because the mean of its divisors is an integer number (665106610555).

Almost surely, 2^{1330213221109} is an apocalyptic number.

It is an amenable number.

1330213221109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330213221109 is an equidigital number, since it uses as much as digits as its factorization.

1330213221109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 28.

The spelling of 1330213221109 in words is "one trillion, three hundred thirty billion, two hundred thirteen million, two hundred twenty-one thousand, one hundred nine".