1330221023 has 2 divisors, whose sum is σ = 1330221024. Its totient is φ = 1330221022.

The previous prime is 1330221017. The next prime is 1330221073. The reversal of 1330221023 is 3201220331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1330221023 - 2⁶ = 1330220959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1330220992 and 1330221010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1330221073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665110511 + 665110512.

It is an arithmetic number, because the mean of its divisors is an integer number (665110512).

Almost surely, 2^1330221023 is an apocalyptic number.

1330221023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330221023 is an equidigital number, since it uses as much as digits as its factorization.

1330221023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1330221023 is about 36472.1952040181. The cubic root of 1330221023 is about 1099.7853639073.

Adding to 1330221023 its reverse (3201220331), we get a palindrome (4531441354).

The spelling of 1330221023 in words is "one billion, three hundred thirty million, two hundred twenty-one thousand, twenty-three".