13011200434320 has 160 divisors (see below), whose sum is σ = 44337404795904. Its totient is φ = 3130152230400.

The previous prime is 13011200434217. The next prime is 13011200434387. The reversal of 13011200434320 is 2343400211031.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18465172 + ... + 19156851.

Almost surely, 2^{13011200434320} is an apocalyptic number.

13011200434320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13011200434320 is an abundant number, since it is smaller than the sum of its proper divisors (31326204361584).

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

13011200434320 is a wasteful number, since it uses less digits than its factorization.

13011200434320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37622181 (or 37622175 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 13011200434320 its reverse (2343400211031), we get a palindrome (15354600645351).

The spelling of 13011200434320 in words is "thirteen trillion, eleven billion, two hundred million, four hundred thirty-four thousand, three hundred twenty".