13522503031000 has 64 divisors (see below), whose sum is σ = 31938383112480. Its totient is φ = 5358449756800.

The previous prime is 13522503030899. The next prime is 13522503031007. The reversal of 13522503031000 is 13030522531.

It is a super-2 number, since 2×13522503031000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13522503031007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63082267 + ... + 63296266.

Almost surely, 2^{13522503031000} is an apocalyptic number.

13522503031000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13522503031000 is an abundant number, since it is smaller than the sum of its proper divisors (18415880081480).

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

13522503031000 is a wasteful number, since it uses less digits than its factorization.

13522503031000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126378661 (or 126378647 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

Adding to 13522503031000 its reverse (13030522531), we get a palindrome (13535533553531).

The spelling of 13522503031000 in words is "thirteen trillion, five hundred twenty-two billion, five hundred three million, thirty-one thousand".