13220110229 has 2 divisors, whose sum is σ = 13220110230. Its totient is φ = 13220110228.

The previous prime is 13220110219. The next prime is 13220110237. The reversal of 13220110229 is 92201102231.

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., 8538129604 + 4681980625 = 92402^2 + 68425^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13220110229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13220110219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6610055114 + 6610055115.

It is an arithmetic number, because the mean of its divisors is an integer number (6610055115).

Almost surely, 2^13220110229 is an apocalyptic number.

It is an amenable number.

13220110229 is a deficient number, since it is larger than the sum of its proper divisors (1).

13220110229 is an equidigital number, since it uses as much as digits as its factorization.

13220110229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 13220110229 in words is "thirteen billion, two hundred twenty million, one hundred ten thousand, two hundred twenty-nine".