12515300140222 has 32 divisors (see below), whose sum is σ = 21141010649088. Its totient is φ = 5505056460000.

The previous prime is 12515300140207. The next prime is 12515300140241. The reversal of 12515300140222 is 22204100351521.

It is a happy number.

12515300140222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18512272 + ... + 19176412.

It is an arithmetic number, because the mean of its divisors is an integer number (660656582784).

Almost surely, 2^{12515300140222} is an apocalyptic number.

12515300140222 is a deficient number, since it is larger than the sum of its proper divisors (8625710508866).

12515300140222 is a wasteful number, since it uses less digits than its factorization.

12515300140222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691816.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 12515300140222 its reverse (22204100351521), we get a palindrome (34719400491743).

The spelling of 12515300140222 in words is "twelve trillion, five hundred fifteen billion, three hundred million, one hundred forty thousand, two hundred twenty-two".