11200403231 has 2 divisors, whose sum is σ = 11200403232. Its totient is φ = 11200403230.

The previous prime is 11200403077. The next prime is 11200403243. The reversal of 11200403231 is 13230400211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11200403231 is a prime.

It is a super-2 number, since 2×11200403231² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11200403251) 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 as a sum of consecutive naturals, namely, 5600201615 + 5600201616.

It is an arithmetic number, because the mean of its divisors is an integer number (5600201616).

Almost surely, 2^11200403231 is an apocalyptic number.

11200403231 is a deficient number, since it is larger than the sum of its proper divisors (1).

11200403231 is an equidigital number, since it uses as much as digits as its factorization.

11200403231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 11200403231 its reverse (13230400211), we get a palindrome (24430803442).

The spelling of 11200403231 in words is "eleven billion, two hundred million, four hundred three thousand, two hundred thirty-one".