11003232303021 has 8 divisors (see below), whose sum is σ = 16766830176064. Its totient is φ = 6287561316000.

The previous prime is 11003232303001. The next prime is 11003232303053. The reversal of 11003232303021 is 12030323230011.

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

It is not a de Polignac number, because 11003232303021 - 2¹⁹ = 11003231778733 is a prime.

It is a super-2 number, since 2×11003232303021² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 523963443001 = 11003232303021 / (1 + 1 + 0 + 0 + 3 + 2 + 3 + 2 + 3 + 0 + 3 + 0 + 2 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11003232303001) 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, 261981721480 + ... + 261981721521.

It is an arithmetic number, because the mean of its divisors is an integer number (2095853772008).

Almost surely, 2^{11003232303021} is an apocalyptic number.

It is an amenable number.

11003232303021 is a deficient number, since it is larger than the sum of its proper divisors (5763597873043).

11003232303021 is an equidigital number, since it uses as much as digits as its factorization.

11003232303021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523963443011.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 11003232303021 its reverse (12030323230011), we get a palindrome (23033555533032).

The spelling of 11003232303021 in words is "eleven trillion, three billion, two hundred thirty-two million, three hundred three thousand, twenty-one".