1101221133269 has 2 divisors, whose sum is σ = 1101221133270. Its totient is φ = 1101221133268.

The previous prime is 1101221133263. The next prime is 1101221133347. The reversal of 1101221133269 is 9623311221011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1071819172369 + 29401960900 = 1035287^2 + 171470^2 .

It is an emirp because it is prime and its reverse (9623311221011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1101221133269 - 2⁴⁰ = 1709505493 is a prime.

It is a super-2 number, since 2×1101221133269² (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 (1101221133263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550610566634 + 550610566635.

It is an arithmetic number, because the mean of its divisors is an integer number (550610566635).

Almost surely, 2^{1101221133269} is an apocalyptic number.

It is an amenable number.

1101221133269 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101221133269 is an equidigital number, since it uses as much as digits as its factorization.

1101221133269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 32.

The spelling of 1101221133269 in words is "one trillion, one hundred one billion, two hundred twenty-one million, one hundred thirty-three thousand, two hundred sixty-nine".