12103022051 has 2 divisors, whose sum is σ = 12103022052. Its totient is φ = 12103022050.

The previous prime is 12103022003. The next prime is 12103022111. The reversal of 12103022051 is 15022030121.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12103022051 is a prime.

It is not a weakly prime, because it can be changed into another prime (12103022251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6051511025 + 6051511026.

It is an arithmetic number, because the mean of its divisors is an integer number (6051511026).

Almost surely, 2^12103022051 is an apocalyptic number.

12103022051 is a deficient number, since it is larger than the sum of its proper divisors (1).

12103022051 is an equidigital number, since it uses as much as digits as its factorization.

12103022051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 17.

Adding to 12103022051 its reverse (15022030121), we get a palindrome (27125052172).

The spelling of 12103022051 in words is "twelve billion, one hundred three million, twenty-two thousand, fifty-one".