13435216120 has 16 divisors (see below), whose sum is σ = 30229236360. Its totient is φ = 5374086432.

The previous prime is 13435216099. The next prime is 13435216153. The reversal of 13435216120 is 2161253431.

It is a super-2 number, since 2×13435216120² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167940162 + ... + 167940241.

Almost surely, 2^13435216120 is an apocalyptic number.

13435216120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13435216120 is an abundant number, since it is smaller than the sum of its proper divisors (16794020240).

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

13435216120 is a wasteful number, since it uses less digits than its factorization.

13435216120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335880414 (or 335880410 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 13435216120 its reverse (2161253431), we get a palindrome (15596469551).

The spelling of 13435216120 in words is "thirteen billion, four hundred thirty-five million, two hundred sixteen thousand, one hundred twenty".