11303323233021 has 16 divisors (see below), whose sum is σ = 16746870803520. Its totient is φ = 7535005782480.

The previous prime is 11303323233019. The next prime is 11303323233043. The reversal of 11303323233021 is 12033232330311.

11303323233021 is a `hidden beast` number, since 1 + 1 + 3 + 0 + 3 + 32 + 323 + 302 + 1 = 666.

It is not a de Polignac number, because 11303323233021 - 2¹ = 11303323233019 is a prime.

It is a super-2 number, since 2×11303323233021² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11303323233121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14702650 + ... + 15452331.

It is an arithmetic number, because the mean of its divisors is an integer number (1046679425220).

Almost surely, 2^{11303323233021} is an apocalyptic number.

It is an amenable number.

11303323233021 is a deficient number, since it is larger than the sum of its proper divisors (5443547570499).

11303323233021 is a wasteful number, since it uses less digits than its factorization.

11303323233021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30168873 (or 30168867 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 11303323233021 its reverse (12033232330311), we get a palindrome (23336555563332).

The spelling of 11303323233021 in words is "eleven trillion, three hundred three billion, three hundred twenty-three million, two hundred thirty-three thousand, twenty-one".