21160336360603 has 8 divisors (see below), whose sum is σ = 23707895284080. Its totient is φ = 18716759434080.

The previous prime is 21160336360601. The next prime is 21160336360609. The reversal of 21160336360603 is 30606363306112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21160336360603 - 2¹ = 21160336360601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21160336360601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25995498808 + ... + 25995499621.

It is an arithmetic number, because the mean of its divisors is an integer number (2963486910510).

Almost surely, 2^{21160336360603} is an apocalyptic number.

21160336360603 is a deficient number, since it is larger than the sum of its proper divisors (2547558923477).

21160336360603 is a wasteful number, since it uses less digits than its factorization.

21160336360603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51990998477.

The product of its (nonzero) digits is 209952, while the sum is 40.

Adding to 21160336360603 its reverse (30606363306112), we get a palindrome (51766699666715).

The spelling of 21160336360603 in words is "twenty-one trillion, one hundred sixty billion, three hundred thirty-six million, three hundred sixty thousand, six hundred three".