13321300122 has 64 divisors (see below), whose sum is σ = 31993960320. Its totient is φ = 4084214400.

The previous prime is 13321300019. The next prime is 13321300123. The reversal of 13321300122 is 22100312331.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 13321300095 and 13321300104.

It is not an unprimeable number, because it can be changed into a prime (13321300123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 163497 + ... + 231027.

It is an arithmetic number, because the mean of its divisors is an integer number (499905630).

Almost surely, 2^13321300122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13321300122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15996980160).

13321300122 is an abundant number, since it is smaller than the sum of its proper divisors (18672660198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13321300122 is a wasteful number, since it uses less digits than its factorization.

13321300122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67836 (or 67830 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 13321300122 its reverse (22100312331), we get a palindrome (35421612453).

The spelling of 13321300122 in words is "thirteen billion, three hundred twenty-one million, three hundred thousand, one hundred twenty-two".