1330212227 has 2 divisors, whose sum is σ = 1330212228. Its totient is φ = 1330212226.

The previous prime is 1330212217. The next prime is 1330212307. The reversal of 1330212227 is 7222120331.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1330212227 is a prime.

It is not a weakly prime, because it can be changed into another prime (1330212217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665106113 + 665106114.

It is an arithmetic number, because the mean of its divisors is an integer number (665106114).

Almost surely, 2^1330212227 is an apocalyptic number.

1330212227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330212227 is an equidigital number, since it uses as much as digits as its factorization.

1330212227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 1330212227 is about 36472.0746188094. The cubic root of 1330212227 is about 1099.7829398155.

Adding to 1330212227 its reverse (7222120331), we get a palindrome (8552332558).

The spelling of 1330212227 in words is "one billion, three hundred thirty million, two hundred twelve thousand, two hundred twenty-seven".