11024402321 has 4 divisors (see below), whose sum is σ = 11148272100. Its totient is φ = 10900532544.

The previous prime is 11024402317. The next prime is 11024402339. The reversal of 11024402321 is 12320442011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 12320442011 = 17 ⋅724731883.

It can be written as a sum of positive squares in 2 ways, for example, as 7083073921 + 3941328400 = 84161^2 + 62780^2 .

It is a cyclic number.

It is not a de Polignac number, because 11024402321 - 2² = 11024402317 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11024402293 and 11024402302.

It is not an unprimeable number, because it can be changed into a prime (11024402341) 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, 61934756 + ... + 61934933.

It is an arithmetic number, because the mean of its divisors is an integer number (2787068025).

Almost surely, 2^11024402321 is an apocalyptic number.

It is an amenable number.

11024402321 is a deficient number, since it is larger than the sum of its proper divisors (123869779).

11024402321 is an equidigital number, since it uses as much as digits as its factorization.

11024402321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123869778.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 11024402321 its reverse (12320442011), we get a palindrome (23344844332).

The spelling of 11024402321 in words is "eleven billion, twenty-four million, four hundred two thousand, three hundred twenty-one".