13200032330020 has 24 divisors (see below), whose sum is σ = 27723775585464. Its totient is φ = 5279306704896.

The previous prime is 13200032329987. The next prime is 13200032330039. The reversal of 13200032330020 is 2003323000231.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3617330117184 + 9582702212836 = 1901928^2 + 3095594^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13200032330020.

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, 43985917 + ... + 44284996.

It is an arithmetic number, because the mean of its divisors is an integer number (1155157316061).

Almost surely, 2^{13200032330020} is an apocalyptic number.

13200032330020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13200032330020 is an abundant number, since it is smaller than the sum of its proper divisors (14523743255444).

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

13200032330020 is a wasteful number, since it uses less digits than its factorization.

13200032330020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88278399 (or 88278397 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 13200032330020 its reverse (2003323000231), we get a palindrome (15203355330251).

The spelling of 13200032330020 in words is "thirteen trillion, two hundred billion, thirty-two million, three hundred thirty thousand, twenty".