11232110021 has 8 divisors (see below), whose sum is σ = 12259035264. Its totient is φ = 10206155520.

The previous prime is 11232110009. The next prime is 11232110027. The reversal of 11232110021 is 12001123211.

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

It is not a de Polignac number, because 11232110021 - 2⁶ = 11232109957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11232109978 and 11232110005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11232110027) 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 7 ways as a sum of consecutive naturals, for example, 218381 + ... + 264866.

It is an arithmetic number, because the mean of its divisors is an integer number (1532379408).

Almost surely, 2^11232110021 is an apocalyptic number.

11232110021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11232110021 is a deficient number, since it is larger than the sum of its proper divisors (1026925243).

11232110021 is a wasteful number, since it uses less digits than its factorization.

11232110021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485371.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11232110021 its reverse (12001123211), we get a palindrome (23233233232).

The spelling of 11232110021 in words is "eleven billion, two hundred thirty-two million, one hundred ten thousand, twenty-one".