1001220102269 has 2 divisors, whose sum is σ = 1001220102270. Its totient is φ = 1001220102268.

The previous prime is 1001220102263. The next prime is 1001220102307. The reversal of 1001220102269 is 9622010221001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 829793464900 + 171426637369 = 910930^2 + 414037^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001220102269 - 2¹² = 1001220098173 is a prime.

It is a super-2 number, since 2×1001220102269² (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 (1001220102263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500610051134 + 500610051135.

It is an arithmetic number, because the mean of its divisors is an integer number (500610051135).

Almost surely, 2^{1001220102269} is an apocalyptic number.

It is an amenable number.

1001220102269 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001220102269 is an equidigital number, since it uses as much as digits as its factorization.

1001220102269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 1001220102269 in words is "one trillion, one billion, two hundred twenty million, one hundred two thousand, two hundred sixty-nine".