1320210301009 has 2 divisors, whose sum is σ = 1320210301010. Its totient is φ = 1320210301008.

The previous prime is 1320210300991. The next prime is 1320210301021. The reversal of 1320210301009 is 9001030120231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1305683302225 + 14526998784 = 1142665^2 + 120528^2 .

It is an emirp because it is prime and its reverse (9001030120231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1320210301009 - 2¹¹ = 1320210298961 is a prime.

It is not a weakly prime, because it can be changed into another prime (1320210301049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660105150504 + 660105150505.

It is an arithmetic number, because the mean of its divisors is an integer number (660105150505).

Almost surely, 2^{1320210301009} is an apocalyptic number.

It is an amenable number.

1320210301009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320210301009 is an equidigital number, since it uses as much as digits as its factorization.

1320210301009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

The spelling of 1320210301009 in words is "one trillion, three hundred twenty billion, two hundred ten million, three hundred one thousand, nine".