11021330466457 has 2 divisors, whose sum is σ = 11021330466458. Its totient is φ = 11021330466456.

The previous prime is 11021330466413. The next prime is 11021330466481. The reversal of 11021330466457 is 75466403312011.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7873725792256 + 3147604674201 = 2806016^2 + 1774149^2 .

It is an emirp because it is prime and its reverse (75466403312011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11021330466457 - 2¹¹ = 11021330464409 is a prime.

It is not a weakly prime, because it can be changed into another prime (11021330464457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510665233228 + 5510665233229.

It is an arithmetic number, because the mean of its divisors is an integer number (5510665233229).

Almost surely, 2^{11021330466457} is an apocalyptic number.

It is an amenable number.

11021330466457 is a deficient number, since it is larger than the sum of its proper divisors (1).

11021330466457 is an equidigital number, since it uses as much as digits as its factorization.

11021330466457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 43.

Adding to 11021330466457 its reverse (75466403312011), we get a palindrome (86487733778468).

The spelling of 11021330466457 in words is "eleven trillion, twenty-one billion, three hundred thirty million, four hundred sixty-six thousand, four hundred fifty-seven".