1101111222329 has 2 divisors, whose sum is σ = 1101111222330. Its totient is φ = 1101111222328.

The previous prime is 1101111222203. The next prime is 1101111222349. The reversal of 1101111222329 is 9232221111011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 604431612304 + 496679610025 = 777452^2 + 704755^2 .

It is an emirp because it is prime and its reverse (9232221111011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1101111222329 - 2²⁸ = 1100842786873 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1101111222298 and 1101111222307.

It is not a weakly prime, because it can be changed into another prime (1101111222349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550555611164 + 550555611165.

It is an arithmetic number, because the mean of its divisors is an integer number (550555611165).

Almost surely, 2^{1101111222329} is an apocalyptic number.

It is an amenable number.

1101111222329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101111222329 is an equidigital number, since it uses as much as digits as its factorization.

1101111222329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 26.

The spelling of 1101111222329 in words is "one trillion, one hundred one billion, one hundred eleven million, two hundred twenty-two thousand, three hundred twenty-nine".