13223123219 has 2 divisors, whose sum is σ = 13223123220. Its totient is φ = 13223123218.

The previous prime is 13223123197. The next prime is 13223123231. The reversal of 13223123219 is 91232132231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13223123219 - 2¹² = 13223119123 is a prime.

It is a super-2 number, since 2×13223123219² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13223123191 and 13223123200.

It is not a weakly prime, because it can be changed into another prime (13223123279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6611561609 + 6611561610.

It is an arithmetic number, because the mean of its divisors is an integer number (6611561610).

Almost surely, 2^13223123219 is an apocalyptic number.

13223123219 is a deficient number, since it is larger than the sum of its proper divisors (1).

13223123219 is an equidigital number, since it uses as much as digits as its factorization.

13223123219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 29.

The spelling of 13223123219 in words is "thirteen billion, two hundred twenty-three million, one hundred twenty-three thousand, two hundred nineteen".