11303351203 has 4 divisors (see below), whose sum is σ = 11311922160. Its totient is φ = 11294780248.

The previous prime is 11303351201. The next prime is 11303351231. The reversal of 11303351203 is 30215330311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30215330311 = 15991 ⋅1889521.

It is a cyclic number.

It is not a de Polignac number, because 11303351203 - 2¹ = 11303351201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11303351201) 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 3 ways as a sum of consecutive naturals, for example, 4283500 + ... + 4286137.

It is an arithmetic number, because the mean of its divisors is an integer number (2827980540).

Almost surely, 2^11303351203 is an apocalyptic number.

11303351203 is a deficient number, since it is larger than the sum of its proper divisors (8570957).

11303351203 is an equidigital number, since it uses as much as digits as its factorization.

11303351203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8570956.

The product of its (nonzero) digits is 810, while the sum is 22.

Adding to 11303351203 its reverse (30215330311), we get a palindrome (41518681514).

The spelling of 11303351203 in words is "eleven billion, three hundred three million, three hundred fifty-one thousand, two hundred three".