1072211129569 has 2 divisors, whose sum is σ = 1072211129570. Its totient is φ = 1072211129568.

The previous prime is 1072211129557. The next prime is 1072211129593. The reversal of 1072211129569 is 9659211122701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 740881955025 + 331329174544 = 860745^2 + 575612^2 .

It is a cyclic number.

It is not a de Polignac number, because 1072211129569 - 2¹⁹ = 1072210605281 is a prime.

It is a super-2 number, since 2×1072211129569² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1072211129599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536105564784 + 536105564785.

It is an arithmetic number, because the mean of its divisors is an integer number (536105564785).

Almost surely, 2^{1072211129569} is an apocalyptic number.

It is an amenable number.

1072211129569 is a deficient number, since it is larger than the sum of its proper divisors (1).

1072211129569 is an equidigital number, since it uses as much as digits as its factorization.

1072211129569 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 46.

The spelling of 1072211129569 in words is "one trillion, seventy-two billion, two hundred eleven million, one hundred twenty-nine thousand, five hundred sixty-nine".