13352012220432 has 40 divisors (see below), whose sum is σ = 34493208738784. Its totient is φ = 4450604868864.

The previous prime is 13352012220329. The next prime is 13352012220433. The reversal of 13352012220432 is 23402221025331.

It is a self number, because there is not a number n which added to its sum of digits gives 13352012220432.

It is not an unprimeable number, because it can be changed into a prime (13352012220433) 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, 1274103 + ... + 5322345.

Almost surely, 2^{13352012220432} is an apocalyptic number.

13352012220432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13352012220432 is an abundant number, since it is smaller than the sum of its proper divisors (21141196518352).

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

13352012220432 is a wasteful number, since it uses less digits than its factorization.

13352012220432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4116967 (or 4116961 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 13352012220432 its reverse (23402221025331), we get a palindrome (36754233245763).

The spelling of 13352012220432 in words is "thirteen trillion, three hundred fifty-two billion, twelve million, two hundred twenty thousand, four hundred thirty-two".