11302444621 has 16 divisors (see below), whose sum is σ = 12479382720. Its totient is φ = 10169873280.

The previous prime is 11302444591. The next prime is 11302444639. The reversal of 11302444621 is 12644420311.

It is a cyclic number.

It is not a de Polignac number, because 11302444621 - 2⁷ = 11302444493 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11302444621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11302444691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 662626 + ... + 679468.

It is an arithmetic number, because the mean of its divisors is an integer number (779961420).

Almost surely, 2^11302444621 is an apocalyptic number.

It is an amenable number.

11302444621 is a deficient number, since it is larger than the sum of its proper divisors (1176938099).

11302444621 is a wasteful number, since it uses less digits than its factorization.

11302444621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18156.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 11302444621 its reverse (12644420311), we get a palindrome (23946864932).

The spelling of 11302444621 in words is "eleven billion, three hundred two million, four hundred forty-four thousand, six hundred twenty-one".