13221300332 has 12 divisors (see below), whose sum is σ = 23935112880. Its totient is φ = 6382696656.

The previous prime is 13221300331. The next prime is 13221300349. The reversal of 13221300332 is 23300312231.

It is a super-3 number, since 3×13221300332³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (13221300331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56988248 + ... + 56988479.

It is an arithmetic number, because the mean of its divisors is an integer number (1994592740).

Almost surely, 2^13221300332 is an apocalyptic number.

It is an amenable number.

13221300332 is a deficient number, since it is larger than the sum of its proper divisors (10713812548).

13221300332 is a wasteful number, since it uses less digits than its factorization.

13221300332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113976760 (or 113976758 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 13221300332 its reverse (23300312231), we get a palindrome (36521612563).

The spelling of 13221300332 in words is "thirteen billion, two hundred twenty-one million, three hundred thousand, three hundred thirty-two".