1008420522269 has 2 divisors, whose sum is σ = 1008420522270. Its totient is φ = 1008420522268.

The previous prime is 1008420522149. The next prime is 1008420522371. The reversal of 1008420522269 is 9622250248001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 529930129369 + 478490392900 = 727963^2 + 691730^2 .

It is a cyclic number.

It is not a de Polignac number, because 1008420522269 - 2²⁰ = 1008419473693 is a prime.

It is a super-2 number, since 2×1008420522269² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1008420527269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 504210261134 + 504210261135.

It is an arithmetic number, because the mean of its divisors is an integer number (504210261135).

Almost surely, 2^{1008420522269} is an apocalyptic number.

It is an amenable number.

1008420522269 is a deficient number, since it is larger than the sum of its proper divisors (1).

1008420522269 is an equidigital number, since it uses as much as digits as its factorization.

1008420522269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138240, while the sum is 41.

The spelling of 1008420522269 in words is "one trillion, eight billion, four hundred twenty million, five hundred twenty-two thousand, two hundred sixty-nine".