11001130021 has 8 divisors (see below), whose sum is σ = 12580142400. Its totient is φ = 9423973248.

The previous prime is 11001130009. The next prime is 11001130051. The reversal of 11001130021 is 12003110011.

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

It is a cyclic number.

It is not a de Polignac number, because 11001130021 - 2⁵ = 11001129989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001130051) 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, 451171 + ... + 474928.

It is an arithmetic number, because the mean of its divisors is an integer number (1572517800).

Almost surely, 2^11001130021 is an apocalyptic number.

It is an amenable number.

11001130021 is a deficient number, since it is larger than the sum of its proper divisors (1579012379).

11001130021 is an equidigital number, since it uses as much as digits as its factorization.

11001130021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927803.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 11001130021 its reverse (12003110011), we get a palindrome (23004240032).

The spelling of 11001130021 in words is "eleven billion, one million, one hundred thirty thousand, twenty-one".