13015102520000 has 140 divisors (see below), whose sum is σ = 36883685754960. Its totient is φ = 4462320768000.

The previous prime is 13015102519987. The next prime is 13015102520033. The reversal of 13015102520000 is 2520151031.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (140).

It is a super-2 number, since 2×13015102520000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 22961255 + ... + 23521254.

Almost surely, 2^{13015102520000} is an apocalyptic number.

13015102520000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13015102520000 is an abundant number, since it is smaller than the sum of its proper divisors (23868583234960).

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

13015102520000 is an frugal number, since it uses more digits than its factorization.

13015102520000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46482548 (or 46482523 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

Adding to 13015102520000 its reverse (2520151031), we get a palindrome (13017622671031).

The spelling of 13015102520000 in words is "thirteen trillion, fifteen billion, one hundred two million, five hundred twenty thousand".