11013021331203 has 8 divisors (see below), whose sum is σ = 14684052240400. Its totient is φ = 7342002321408.

The previous prime is 11013021331157. The next prime is 11013021331241. The reversal of 11013021331203 is 30213312031011.

It is a happy number.

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

It is not a de Polignac number, because 11013021331203 - 2¹⁷ = 11013021200131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11013021331203.

It is not an unprimeable number, because it can be changed into a prime (11013021331283) 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, 527758 + ... + 4722771.

It is an arithmetic number, because the mean of its divisors is an integer number (1835506530050).

Almost surely, 2^{11013021331203} is an apocalyptic number.

11013021331203 is a deficient number, since it is larger than the sum of its proper divisors (3671030909197).

11013021331203 is an equidigital number, since it uses as much as digits as its factorization.

11013021331203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5949701.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 11013021331203 its reverse (30213312031011), we get a palindrome (41226333362214).

The spelling of 11013021331203 in words is "eleven trillion, thirteen billion, twenty-one million, three hundred thirty-one thousand, two hundred three".