13220210347 has 2 divisors, whose sum is σ = 13220210348. Its totient is φ = 13220210346.

The previous prime is 13220210323. The next prime is 13220210357. The reversal of 13220210347 is 74301202231.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13220210347 is a prime.

It is not a weakly prime, because it can be changed into another prime (13220210357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6610105173 + 6610105174.

It is an arithmetic number, because the mean of its divisors is an integer number (6610105174).

Almost surely, 2^13220210347 is an apocalyptic number.

13220210347 is a deficient number, since it is larger than the sum of its proper divisors (1).

13220210347 is an equidigital number, since it uses as much as digits as its factorization.

13220210347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

Adding to 13220210347 its reverse (74301202231), we get a palindrome (87521412578).

The spelling of 13220210347 in words is "thirteen billion, two hundred twenty million, two hundred ten thousand, three hundred forty-seven".