12101021758087 has 2 divisors, whose sum is σ = 12101021758088. Its totient is φ = 12101021758086.

The previous prime is 12101021758043. The next prime is 12101021758097. The reversal of 12101021758087 is 78085712010121.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12101021758087 - 2²³ = 12101013369479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12101021758097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050510879043 + 6050510879044.

It is an arithmetic number, because the mean of its divisors is an integer number (6050510879044).

Almost surely, 2^{12101021758087} is an apocalyptic number.

12101021758087 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101021758087 is an equidigital number, since it uses as much as digits as its factorization.

12101021758087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62720, while the sum is 43.

The spelling of 12101021758087 in words is "twelve trillion, one hundred one billion, twenty-one million, seven hundred fifty-eight thousand, eighty-seven".