13223242401205 has 8 divisors (see below), whose sum is σ = 15887800410552. Its totient is φ = 10565320901568.

The previous prime is 13223242401197. The next prime is 13223242401301. The reversal of 13223242401205 is 50210424232231.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 480070222641 + 12743172178564 = 692871^2 + 3569758^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13223242401205 - 2³ = 13223242401197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1659123042 + ... + 1659131011.

It is an arithmetic number, because the mean of its divisors is an integer number (1985975051319).

Almost surely, 2^{13223242401205} is an apocalyptic number.

It is an amenable number.

13223242401205 is a deficient number, since it is larger than the sum of its proper divisors (2664558009347).

13223242401205 is an equidigital number, since it uses as much as digits as its factorization.

13223242401205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3318254855.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 13223242401205 its reverse (50210424232231), we get a palindrome (63433666633436).

The spelling of 13223242401205 in words is "thirteen trillion, two hundred twenty-three billion, two hundred forty-two million, four hundred one thousand, two hundred five".