15212015130532 has 12 divisors (see below), whose sum is σ = 29041119794736. Its totient is φ = 6914552332040.

The previous prime is 15212015130517. The next prime is 15212015130547. The reversal of 15212015130532 is 23503151021251.

It is a happy number.

15212015130532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (15212015130517) and next prime (15212015130547).

It is a junction number, because it is equal to n+sod(n) for n = 15212015130494 and 15212015130503.

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, 172863808258 + ... + 172863808345.

It is an arithmetic number, because the mean of its divisors is an integer number (2420093316228).

Almost surely, 2^{15212015130532} is an apocalyptic number.

It is an amenable number.

15212015130532 is a deficient number, since it is larger than the sum of its proper divisors (13829104664204).

15212015130532 is a wasteful number, since it uses less digits than its factorization.

15212015130532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345727616618 (or 345727616616 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 31.

Adding to 15212015130532 its reverse (23503151021251), we get a palindrome (38715166151783).

The spelling of 15212015130532 in words is "fifteen trillion, two hundred twelve billion, fifteen million, one hundred thirty thousand, five hundred thirty-two".