11203032331201 has 4 divisors (see below), whose sum is σ = 11338008624432. Its totient is φ = 11068056037972.

The previous prime is 11203032331133. The next prime is 11203032331217. The reversal of 11203032331201 is 10213323030211.

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.

It is a cyclic number.

It is not a de Polignac number, because 11203032331201 - 2³¹ = 11200884847553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11203032331301) 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, 67488146491 + ... + 67488146656.

It is an arithmetic number, because the mean of its divisors is an integer number (2834502156108).

Almost surely, 2^{11203032331201} is an apocalyptic number.

It is an amenable number.

11203032331201 is a deficient number, since it is larger than the sum of its proper divisors (134976293231).

11203032331201 is an equidigital number, since it uses as much as digits as its factorization.

11203032331201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134976293230.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 11203032331201 its reverse (10213323030211), we get a palindrome (21416355361412).

The spelling of 11203032331201 in words is "eleven trillion, two hundred three billion, thirty-two million, three hundred thirty-one thousand, two hundred one".