12151320355 has 8 divisors (see below), whose sum is σ = 14619658752. Its totient is φ = 9695673408.

The previous prime is 12151320323. The next prime is 12151320361. The reversal of 12151320355 is 55302315121.

12151320355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 12151320355 - 2⁵ = 12151320323 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3170754 + ... + 3174583.

It is an arithmetic number, because the mean of its divisors is an integer number (1827457344).

Almost surely, 2^12151320355 is an apocalyptic number.

12151320355 is a deficient number, since it is larger than the sum of its proper divisors (2468338397).

12151320355 is an equidigital number, since it uses as much as digits as its factorization.

12151320355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6345725.

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 12151320355 its reverse (55302315121), we get a palindrome (67453635476).

The spelling of 12151320355 in words is "twelve billion, one hundred fifty-one million, three hundred twenty thousand, three hundred fifty-five".