11250330221321 has 4 divisors (see below), whose sum is σ = 11524728519444. Its totient is φ = 10975931923200.

The previous prime is 11250330221287. The next prime is 11250330221327. The reversal of 11250330221321 is 12312203305211.

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 2507598931600 + 8742731289721 = 1583540^2 + 2956811^2 .

It is a cyclic number.

It is not a de Polignac number, because 11250330221321 - 2⁶ = 11250330221257 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11250330221327) 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, 137199149000 + ... + 137199149081.

It is an arithmetic number, because the mean of its divisors is an integer number (2881182129861).

Almost surely, 2^{11250330221321} is an apocalyptic number.

It is an amenable number.

11250330221321 is a deficient number, since it is larger than the sum of its proper divisors (274398298123).

11250330221321 is an equidigital number, since it uses as much as digits as its factorization.

11250330221321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274398298122.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 11250330221321 its reverse (12312203305211), we get a palindrome (23562533526532).

The spelling of 11250330221321 in words is "eleven trillion, two hundred fifty billion, three hundred thirty million, two hundred twenty-one thousand, three hundred twenty-one".