11331103332187 has 2 divisors, whose sum is σ = 11331103332188. Its totient is φ = 11331103332186.

The previous prime is 11331103332179. The next prime is 11331103332223. The reversal of 11331103332187 is 78123330113311.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11331103332187 - 2³ = 11331103332179 is a prime.

It is not a weakly prime, because it can be changed into another prime (11331103335187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665551666093 + 5665551666094.

It is an arithmetic number, because the mean of its divisors is an integer number (5665551666094).

Almost surely, 2^{11331103332187} is an apocalyptic number.

11331103332187 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331103332187 is an equidigital number, since it uses as much as digits as its factorization.

11331103332187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 37.

Adding to 11331103332187 its reverse (78123330113311), we get a palindrome (89454433445498).

The spelling of 11331103332187 in words is "eleven trillion, three hundred thirty-one billion, one hundred three million, three hundred thirty-two thousand, one hundred eighty-seven".