110001131321 has 4 divisors (see below), whose sum is σ = 113549554944. Its totient is φ = 106452707700.

The previous prime is 110001131299. The next prime is 110001131363. The reversal of 110001131321 is 123131100011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110001131321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 110001131296 and 110001131305.

It is not an unprimeable number, because it can be changed into a prime (110001131521) 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, 1774211765 + ... + 1774211826.

It is an arithmetic number, because the mean of its divisors is an integer number (28387388736).

Almost surely, 2^110001131321 is an apocalyptic number.

It is an amenable number.

110001131321 is a deficient number, since it is larger than the sum of its proper divisors (3548423623).

110001131321 is an equidigital number, since it uses as much as digits as its factorization.

110001131321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3548423622.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 110001131321 its reverse (123131100011), we get a palindrome (233132231332).

The spelling of 110001131321 in words is "one hundred ten billion, one million, one hundred thirty-one thousand, three hundred twenty-one".