11232113021 has 8 divisors (see below), whose sum is σ = 11308440000. Its totient is φ = 11155985280.

The previous prime is 11232113003. The next prime is 11232113111. The reversal of 11232113021 is 12031123211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11232113021 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 (11232113521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64205 + ... + 163053.

It is an arithmetic number, because the mean of its divisors is an integer number (1413555000).

Almost surely, 2^11232113021 is an apocalyptic number.

It is an amenable number.

11232113021 is a deficient number, since it is larger than the sum of its proper divisors (76326979).

11232113021 is an equidigital number, since it uses as much as digits as its factorization.

11232113021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99619.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11232113021 its reverse (12031123211), we get a palindrome (23263236232).

The spelling of 11232113021 in words is "eleven billion, two hundred thirty-two million, one hundred thirteen thousand, twenty-one".