11353354342203 has 4 divisors (see below), whose sum is σ = 15137805789608. Its totient is φ = 7568902894800.

The previous prime is 11353354342181. The next prime is 11353354342217. The reversal of 11353354342203 is 30224345335311.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11353354342203 - 2¹⁷ = 11353354211131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11353354342223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1892225723698 + ... + 1892225723703.

It is an arithmetic number, because the mean of its divisors is an integer number (3784451447402).

Almost surely, 2^{11353354342203} is an apocalyptic number.

11353354342203 is a deficient number, since it is larger than the sum of its proper divisors (3784451447405).

11353354342203 is an equidigital number, since it uses as much as digits as its factorization.

11353354342203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3784451447404.

The product of its (nonzero) digits is 388800, while the sum is 39.

Adding to 11353354342203 its reverse (30224345335311), we get a palindrome (41577699677514).

The spelling of 11353354342203 in words is "eleven trillion, three hundred fifty-three billion, three hundred fifty-four million, three hundred forty-two thousand, two hundred three".