13321201032 has 80 divisors (see below), whose sum is σ = 37868711760. Its totient is φ = 4374111456.

The previous prime is 13321201007. The next prime is 13321201073. The reversal of 13321201032 is 23010212331.

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 = 13321200996 and 13321201014.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 109998 + ... + 196829.

It is an arithmetic number, because the mean of its divisors is an integer number (473358897).

Almost surely, 2^13321201032 is an apocalyptic number.

13321201032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13321201032 is an abundant number, since it is smaller than the sum of its proper divisors (24547510728).

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

13321201032 is a wasteful number, since it uses less digits than its factorization.

13321201032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306912 (or 306899 counting only the distinct ones).

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

Adding to 13321201032 its reverse (23010212331), we get a palindrome (36331413363).

The spelling of 13321201032 in words is "thirteen billion, three hundred twenty-one million, two hundred one thousand, thirty-two".