11219143550969 has 2 divisors, whose sum is σ = 11219143550970. Its totient is φ = 11219143550968.

The previous prime is 11219143550963. The next prime is 11219143550981. The reversal of 11219143550969 is 96905534191211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6267236868025 + 4951906682944 = 2503445^2 + 2225288^2 .

It is a cyclic number.

It is not a de Polignac number, because 11219143550969 - 2¹² = 11219143546873 is a prime.

It is a super-2 number, since 2×11219143550969² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11219143550963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5609571775484 + 5609571775485.

It is an arithmetic number, because the mean of its divisors is an integer number (5609571775485).

Almost surely, 2^{11219143550969} is an apocalyptic number.

It is an amenable number.

11219143550969 is a deficient number, since it is larger than the sum of its proper divisors (1).

11219143550969 is an equidigital number, since it uses as much as digits as its factorization.

11219143550969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2624400, while the sum is 56.

The spelling of 11219143550969 in words is "eleven trillion, two hundred nineteen billion, one hundred forty-three million, five hundred fifty thousand, nine hundred sixty-nine".