11330321131021 has 16 divisors (see below), whose sum is σ = 11833432261168. Its totient is φ = 10837759564800.

The previous prime is 11330321130979. The next prime is 11330321131093. The reversal of 11330321131021 is 12013112303311.

It can be written as a sum of positive squares in 8 ways, for example, as 62188996 + 11330258942025 = 7886^2 + 3366045^2 .

It is a cyclic number.

It is not a de Polignac number, because 11330321131021 - 2¹⁵ = 11330321098253 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11330321130983 and 11330321131001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11330321137021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3064261 + ... + 5661301.

It is an arithmetic number, because the mean of its divisors is an integer number (739589516323).

Almost surely, 2^{11330321131021} is an apocalyptic number.

It is an amenable number.

11330321131021 is a deficient number, since it is larger than the sum of its proper divisors (503111130147).

11330321131021 is a wasteful number, since it uses less digits than its factorization.

11330321131021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2599072.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 11330321131021 its reverse (12013112303311), we get a palindrome (23343433434332).

The spelling of 11330321131021 in words is "eleven trillion, three hundred thirty billion, three hundred twenty-one million, one hundred thirty-one thousand, twenty-one".