13102210321 has 2 divisors, whose sum is σ = 13102210322. Its totient is φ = 13102210320.

The previous prime is 13102210249. The next prime is 13102210349. The reversal of 13102210321 is 12301220131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9482864400 + 3619345921 = 97380^2 + 60161^2 .

It is a cyclic number.

It is not a de Polignac number, because 13102210321 - 2¹³ = 13102202129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13102210295 and 13102210304.

It is not a weakly prime, because it can be changed into another prime (13102210391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6551105160 + 6551105161.

It is an arithmetic number, because the mean of its divisors is an integer number (6551105161).

Almost surely, 2^13102210321 is an apocalyptic number.

It is an amenable number.

13102210321 is a deficient number, since it is larger than the sum of its proper divisors (1).

13102210321 is an equidigital number, since it uses as much as digits as its factorization.

13102210321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 13102210321 its reverse (12301220131), we get a palindrome (25403430452).

The spelling of 13102210321 in words is "thirteen billion, one hundred two million, two hundred ten thousand, three hundred twenty-one".