11310233301021 has 4 divisors (see below), whose sum is σ = 15080311068032. Its totient is φ = 7540155534012.

The previous prime is 11310233301007. The next prime is 11310233301067. The reversal of 11310233301021 is 12010333201311.

It is a happy number.

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 not a de Polignac number, because 11310233301021 - 2¹³ = 11310233292829 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 (11310233301091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1885038883501 + ... + 1885038883506.

It is an arithmetic number, because the mean of its divisors is an integer number (3770077767008).

Almost surely, 2^{11310233301021} is an apocalyptic number.

It is an amenable number.

11310233301021 is a deficient number, since it is larger than the sum of its proper divisors (3770077767011).

11310233301021 is an equidigital number, since it uses as much as digits as its factorization.

11310233301021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3770077767010.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 11310233301021 its reverse (12010333201311), we get a palindrome (23320566502332).

The spelling of 11310233301021 in words is "eleven trillion, three hundred ten billion, two hundred thirty-three million, three hundred one thousand, twenty-one".