1001022212159 has 2 divisors, whose sum is σ = 1001022212160. Its totient is φ = 1001022212158.

The previous prime is 1001022212143. The next prime is 1001022212249. The reversal of 1001022212159 is 9512122201001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1001022212159 - 2⁴ = 1001022212143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001022232159) 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, 500511106079 + 500511106080.

It is an arithmetic number, because the mean of its divisors is an integer number (500511106080).

Almost surely, 2^{1001022212159} is an apocalyptic number.

1001022212159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001022212159 is an equidigital number, since it uses as much as digits as its factorization.

1001022212159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 26.

The spelling of 1001022212159 in words is "one trillion, one billion, twenty-two million, two hundred twelve thousand, one hundred fifty-nine".