1021210010159 has 2 divisors, whose sum is σ = 1021210010160. Its totient is φ = 1021210010158.

The previous prime is 1021210010137. The next prime is 1021210010189. The reversal of 1021210010159 is 9510100121201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1021210010159 - 2⁸ = 1021210009903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1021210010189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510605005079 + 510605005080.

It is an arithmetic number, because the mean of its divisors is an integer number (510605005080).

Almost surely, 2^{1021210010159} is an apocalyptic number.

1021210010159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021210010159 is an equidigital number, since it uses as much as digits as its factorization.

1021210010159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 23.

The spelling of 1021210010159 in words is "one trillion, twenty-one billion, two hundred ten million, ten thousand, one hundred fifty-nine".