10113110321 has 2 divisors, whose sum is σ = 10113110322. Its totient is φ = 10113110320.

The previous prime is 10113110303. The next prime is 10113110323. The reversal of 10113110321 is 12301131101.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7503024400 + 2610085921 = 86620^2 + 51089^2 .

It is a cyclic number.

It is not a de Polignac number, because 10113110321 - 2⁶ = 10113110257 is a prime.

Together with 10113110323, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 10113110296 and 10113110305.

It is not a weakly prime, because it can be changed into another prime (10113110323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5056555160 + 5056555161.

It is an arithmetic number, because the mean of its divisors is an integer number (5056555161).

Almost surely, 2^10113110321 is an apocalyptic number.

It is an amenable number.

10113110321 is a deficient number, since it is larger than the sum of its proper divisors (1).

10113110321 is an equidigital number, since it uses as much as digits as its factorization.

10113110321 is an evil number, because the sum of its binary digits is even.

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

Adding to 10113110321 its reverse (12301131101), we get a palindrome (22414241422).

The spelling of 10113110321 in words is "ten billion, one hundred thirteen million, one hundred ten thousand, three hundred twenty-one".