12015121314410 has 16 divisors (see below), whose sum is σ = 22087371949056. Its totient is φ = 4703792173968.

The previous prime is 12015121314397. The next prime is 12015121314419. The reversal of 12015121314410 is 1441312151021.

It is a self number, because there is not a number n which added to its sum of digits gives 12015121314410.

It is not an unprimeable number, because it can be changed into a prime (12015121314419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12782043482 + ... + 12782044421.

It is an arithmetic number, because the mean of its divisors is an integer number (1380460746816).

Almost surely, 2^{12015121314410} is an apocalyptic number.

12015121314410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12015121314410 is a deficient number, since it is larger than the sum of its proper divisors (10072250634646).

12015121314410 is a wasteful number, since it uses less digits than its factorization.

12015121314410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25564087957.

The product of its (nonzero) digits is 960, while the sum is 26.

Adding to 12015121314410 its reverse (1441312151021), we get a palindrome (13456433465431).

The spelling of 12015121314410 in words is "twelve trillion, fifteen billion, one hundred twenty-one million, three hundred fourteen thousand, four hundred ten".