12015103445135 has 8 divisors (see below), whose sum is σ = 16477856153376. Its totient is φ = 8238928076640.

The previous prime is 12015103445063. The next prime is 12015103445143. The reversal of 12015103445135 is 53154430151021.

It is a happy number.

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

It is not a de Polignac number, because 12015103445135 - 2¹⁰ = 12015103444111 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 343288669861 = 12015103445135 / (1 + 2 + 0 + 1 + 5 + 1 + 0 + 3 + 4 + 4 + 5 + 1 + 3 + 5).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12015103445095 and 12015103445104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171644334896 + ... + 171644334965.

It is an arithmetic number, because the mean of its divisors is an integer number (2059732019172).

Almost surely, 2^{12015103445135} is an apocalyptic number.

12015103445135 is a deficient number, since it is larger than the sum of its proper divisors (4462752708241).

12015103445135 is an equidigital number, since it uses as much as digits as its factorization.

12015103445135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343288669873.

The product of its (nonzero) digits is 36000, while the sum is 35.

Adding to 12015103445135 its reverse (53154430151021), we get a palindrome (65169533596156).

The spelling of 12015103445135 in words is "twelve trillion, fifteen billion, one hundred three million, four hundred forty-five thousand, one hundred thirty-five".