13200321503045 has 8 divisors (see below), whose sum is σ = 16386606003960. Its totient is φ = 10196110402240.

The previous prime is 13200321503041. The next prime is 13200321503051. The reversal of 13200321503045 is 54030512300231.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 137250984676 + 13063070518369 = 370474^2 + 3614287^2 .

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

It is not a de Polignac number, because 13200321503045 - 2² = 13200321503041 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 13200321502999 and 13200321503017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13200321503041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45518349866 + ... + 45518350155.

It is an arithmetic number, because the mean of its divisors is an integer number (2048325750495).

Almost surely, 2^{13200321503045} is an apocalyptic number.

It is an amenable number.

13200321503045 is a deficient number, since it is larger than the sum of its proper divisors (3186284500915).

13200321503045 is an equidigital number, since it uses as much as digits as its factorization.

13200321503045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91036700055.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 13200321503045 its reverse (54030512300231), we get a palindrome (67230833803276).

The spelling of 13200321503045 in words is "thirteen trillion, two hundred billion, three hundred twenty-one million, five hundred three thousand, forty-five".