11202320111987 has 2 divisors, whose sum is σ = 11202320111988. Its totient is φ = 11202320111986.

The previous prime is 11202320111971. The next prime is 11202320112007. The reversal of 11202320111987 is 78911102320211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11202320111987 - 2⁴ = 11202320111971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11202320111987.

It is not a weakly prime, because it can be changed into another prime (11202320114987) 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 as a sum of consecutive naturals, namely, 5601160055993 + 5601160055994.

It is an arithmetic number, because the mean of its divisors is an integer number (5601160055994).

Almost surely, 2^{11202320111987} is an apocalyptic number.

11202320111987 is a deficient number, since it is larger than the sum of its proper divisors (1).

11202320111987 is an equidigital number, since it uses as much as digits as its factorization.

11202320111987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 38.

The spelling of 11202320111987 in words is "eleven trillion, two hundred two billion, three hundred twenty million, one hundred eleven thousand, nine hundred eighty-seven".