11303203201 has 4 divisors (see below), whose sum is σ = 11303714752. Its totient is φ = 11302691652.

The previous prime is 11303203147. The next prime is 11303203207. The reversal of 11303203201 is 10230230311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10230230311 = 7 ⋅1461461473.

It is a cyclic number.

It is not a de Polignac number, because 11303203201 - 2²³ = 11294814593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11303203207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221061 + ... + 267346.

It is an arithmetic number, because the mean of its divisors is an integer number (2825928688).

Almost surely, 2^11303203201 is an apocalyptic number.

It is an amenable number.

11303203201 is a deficient number, since it is larger than the sum of its proper divisors (511551).

11303203201 is an equidigital number, since it uses as much as digits as its factorization.

11303203201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511550.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 11303203201 its reverse (10230230311), we get a palindrome (21533433512).

The spelling of 11303203201 in words is "eleven billion, three hundred three million, two hundred three thousand, two hundred one".