1330212101 has 2 divisors, whose sum is σ = 1330212102. Its totient is φ = 1330212100.

The previous prime is 1330212083. The next prime is 1330212161. The reversal of 1330212101 is 1012120331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1124260900 + 205951201 = 33530^2 + 14351^2 .

It is an emirp because it is prime and its reverse (1012120331) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1330212101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1330212161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665106050 + 665106051.

It is an arithmetic number, because the mean of its divisors is an integer number (665106051).

Almost surely, 2^1330212101 is an apocalyptic number.

It is an amenable number.

1330212101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330212101 is an equidigital number, since it uses as much as digits as its factorization.

1330212101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1330212101 is about 36472.0728914604. The cubic root of 1330212101 is about 1099.7829050911.

Adding to 1330212101 its reverse (1012120331), we get a palindrome (2342332432).

The spelling of 1330212101 in words is "one billion, three hundred thirty million, two hundred twelve thousand, one hundred one".