11121223133203 has 8 divisors (see below), whose sum is σ = 11404757466608. Its totient is φ = 10838820674304.

The previous prime is 11121223133183. The next prime is 11121223133227. The reversal of 11121223133203 is 30233132212111.

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-11121223133203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11121223133243) 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, 282948726 + ... + 282988027.

It is an arithmetic number, because the mean of its divisors is an integer number (1425594683326).

Almost surely, 2^{11121223133203} is an apocalyptic number.

11121223133203 is a deficient number, since it is larger than the sum of its proper divisors (283534333405).

11121223133203 is an equidigital number, since it uses as much as digits as its factorization.

11121223133203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565937253.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 11121223133203 its reverse (30233132212111), we get a palindrome (41354355345314).

The spelling of 11121223133203 in words is "eleven trillion, one hundred twenty-one billion, two hundred twenty-three million, one hundred thirty-three thousand, two hundred three".