11045200402321 has 4 divisors (see below), whose sum is σ = 11045207049444. Its totient is φ = 11045193755200.

The previous prime is 11045200402307. The next prime is 11045200402331. The reversal of 11045200402321 is 12320400254011.

11045200402321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1413090900225 + 9632109502096 = 1188735^2 + 3103564^2 .

It is a cyclic number.

It is not a de Polignac number, because 11045200402321 - 2¹⁹ = 11045199878033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11045200402331) 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, 1617861 + ... + 4970701.

It is an arithmetic number, because the mean of its divisors is an integer number (2761301762361).

Almost surely, 2^{11045200402321} is an apocalyptic number.

It is an amenable number.

11045200402321 is a deficient number, since it is larger than the sum of its proper divisors (6647123).

11045200402321 is an equidigital number, since it uses as much as digits as its factorization.

11045200402321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6647122.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 11045200402321 its reverse (12320400254011), we get a palindrome (23365600656332).

The spelling of 11045200402321 in words is "eleven trillion, forty-five billion, two hundred million, four hundred two thousand, three hundred twenty-one".