320110103321401 has 2 divisors, whose sum is σ = 320110103321402. Its totient is φ = 320110103321400.

The previous prime is 320110103321399. The next prime is 320110103321423. The reversal of 320110103321401 is 104123301011023.

It is an a-pointer prime, because the next prime (320110103321423) can be obtained adding 320110103321401 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 177335803929001 + 142774299392400 = 13316749^2 + 11948820^2 .

It is a cyclic number.

It is not a de Polignac number, because 320110103321401 - 2¹ = 320110103321399 is a prime.

It is a super-4 number, since 4×320110103321401⁴ (a number of 59 digits) contains 4444 as substring.

Together with 320110103321399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (320110103391401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160055051660700 + 160055051660701.

It is an arithmetic number, because the mean of its divisors is an integer number (160055051660701).

Almost surely, 2^{320110103321401} is an apocalyptic number.

It is an amenable number.

320110103321401 is a deficient number, since it is larger than the sum of its proper divisors (1).

320110103321401 is an equidigital number, since it uses as much as digits as its factorization.

320110103321401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 320110103321401 its reverse (104123301011023), we get a palindrome (424233404332424).

The spelling of 320110103321401 in words is "three hundred twenty trillion, one hundred ten billion, one hundred three million, three hundred twenty-one thousand, four hundred one".