12156110051 has 8 divisors (see below), whose sum is σ = 12418170480. Its totient is φ = 11895260832.

The previous prime is 12156110041. The next prime is 12156110053. The reversal of 12156110051 is 15001165121.

12156110051 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 12156110051 - 2¹⁰ = 12156109027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12156109999 and 12156110026.

It is not an unprimeable number, because it can be changed into a prime (12156110053) by changing a digit.

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, 282500 + ... + 322673.

It is an arithmetic number, because the mean of its divisors is an integer number (1552271310).

Almost surely, 2^12156110051 is an apocalyptic number.

12156110051 is a deficient number, since it is larger than the sum of its proper divisors (262060429).

12156110051 is an equidigital number, since it uses as much as digits as its factorization.

12156110051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605605.

The product of its (nonzero) digits is 300, while the sum is 23.

Adding to 12156110051 its reverse (15001165121), we get a palindrome (27157275172).

The spelling of 12156110051 in words is "twelve billion, one hundred fifty-six million, one hundred ten thousand, fifty-one".