1021011202259 has 2 divisors, whose sum is σ = 1021011202260. Its totient is φ = 1021011202258.

The previous prime is 1021011202193. The next prime is 1021011202363. The reversal of 1021011202259 is 9522021101201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1021011202259 - 2²⁸ = 1020742766803 is a prime.

It is not a weakly prime, because it can be changed into another prime (1021014202259) 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, 510505601129 + 510505601130.

It is an arithmetic number, because the mean of its divisors is an integer number (510505601130).

Almost surely, 2^{1021011202259} is an apocalyptic number.

1021011202259 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021011202259 is an equidigital number, since it uses as much as digits as its factorization.

1021011202259 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 1021011202259 in words is "one trillion, twenty-one billion, eleven million, two hundred two thousand, two hundred fifty-nine".