12015210273238 has 8 divisors (see below), whose sum is σ = 18054379011240. Its totient is φ = 5997083936160.

The previous prime is 12015210273229. The next prime is 12015210273257. The reversal of 12015210273238 is 83237201251021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12015210273197 and 12015210273206.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 5260598803 + ... + 5260601086.

It is an arithmetic number, because the mean of its divisors is an integer number (2256797376405).

Almost surely, 2^{12015210273238} is an apocalyptic number.

12015210273238 is a deficient number, since it is larger than the sum of its proper divisors (6039168738002).

12015210273238 is a wasteful number, since it uses less digits than its factorization.

12015210273238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10521200462.

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 12015210273238 in words is "twelve trillion, fifteen billion, two hundred ten million, two hundred seventy-three thousand, two hundred thirty-eight".