110513521321 has 8 divisors (see below), whose sum is σ = 126998965184. Its totient is φ = 94202526960.

The previous prime is 110513521309. The next prime is 110513521333. The reversal of 110513521321 is 123125315011.

It is an interprime number because it is at equal distance from previous prime (110513521309) and next prime (110513521333).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110513521321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (110513521361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43611015 + ... + 43613548.

It is an arithmetic number, because the mean of its divisors is an integer number (15874870648).

Almost surely, 2^110513521321 is an apocalyptic number.

It is an amenable number.

110513521321 is a deficient number, since it is larger than the sum of its proper divisors (16485443863).

110513521321 is an equidigital number, since it uses as much as digits as its factorization.

110513521321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87224751.

The product of its (nonzero) digits is 900, while the sum is 25.

Adding to 110513521321 its reverse (123125315011), we get a palindrome (233638836332).

The spelling of 110513521321 in words is "one hundred ten billion, five hundred thirteen million, five hundred twenty-one thousand, three hundred twenty-one".