312210121012151 has 2 divisors, whose sum is σ = 312210121012152. Its totient is φ = 312210121012150.

The previous prime is 312210121012147. The next prime is 312210121012241. The reversal of 312210121012151 is 151210121012213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312210121012151 - 2² = 312210121012147 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312210121012121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156105060506075 + 156105060506076.

It is an arithmetic number, because the mean of its divisors is an integer number (156105060506076).

Almost surely, 2^{312210121012151} is an apocalyptic number.

312210121012151 is a deficient number, since it is larger than the sum of its proper divisors (1).

312210121012151 is an equidigital number, since it uses as much as digits as its factorization.

312210121012151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 23.

Adding to 312210121012151 its reverse (151210121012213), we get a palindrome (463420242024364).

The spelling of 312210121012151 in words is "three hundred twelve trillion, two hundred ten billion, one hundred twenty-one million, twelve thousand, one hundred fifty-one".