11201230319989 has 4 divisors (see below), whose sum is σ = 11316706921324. Its totient is φ = 11085753718656.

The previous prime is 11201230319969. The next prime is 11201230320037. The reversal of 11201230319989 is 98991303210211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7469108623089 + 3732121696900 = 2732967^2 + 1931870^2 .

It is a cyclic number.

It is not a de Polignac number, because 11201230319989 - 2¹⁷ = 11201230188917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11201230319959) 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, 57738300522 + ... + 57738300715.

It is an arithmetic number, because the mean of its divisors is an integer number (2829176730331).

Almost surely, 2^{11201230319989} is an apocalyptic number.

It is an amenable number.

11201230319989 is a deficient number, since it is larger than the sum of its proper divisors (115476601335).

11201230319989 is an equidigital number, since it uses as much as digits as its factorization.

11201230319989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115476601334.

The product of its (nonzero) digits is 209952, while the sum is 49.

The spelling of 11201230319989 in words is "eleven trillion, two hundred one billion, two hundred thirty million, three hundred nineteen thousand, nine hundred eighty-nine".