11330323231021 has 4 divisors (see below), whose sum is σ = 11571393938112. Its totient is φ = 11089252523932.

The previous prime is 11330323231009. The next prime is 11330323231039. The reversal of 11330323231021 is 12013232303311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11330323231021 - 2⁷ = 11330323230893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11330323231081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120535353475 + ... + 120535353568.

It is an arithmetic number, because the mean of its divisors is an integer number (2892848484528).

Almost surely, 2^{11330323231021} is an apocalyptic number.

It is an amenable number.

11330323231021 is a deficient number, since it is larger than the sum of its proper divisors (241070707091).

11330323231021 is an equidigital number, since it uses as much as digits as its factorization.

11330323231021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241070707090.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 11330323231021 its reverse (12013232303311), we get a palindrome (23343555534332).

The spelling of 11330323231021 in words is "eleven trillion, three hundred thirty billion, three hundred twenty-three million, two hundred thirty-one thousand, twenty-one".