1103334442321 has 2 divisors, whose sum is σ = 1103334442322. Its totient is φ = 1103334442320.

The previous prime is 1103334442229. The next prime is 1103334442349. The reversal of 1103334442321 is 1232444333011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1035182118721 + 68152323600 = 1017439^2 + 261060^2 .

It is an emirp because it is prime and its reverse (1232444333011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1103334442321 - 2¹⁵ = 1103334409553 is a prime.

It is a super-2 number, since 2×1103334442321² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1103334442361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551667221160 + 551667221161.

It is an arithmetic number, because the mean of its divisors is an integer number (551667221161).

Almost surely, 2^{1103334442321} is an apocalyptic number.

It is an amenable number.

1103334442321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103334442321 is an equidigital number, since it uses as much as digits as its factorization.

1103334442321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 1103334442321 its reverse (1232444333011), we get a palindrome (2335778775332).

The spelling of 1103334442321 in words is "one trillion, one hundred three billion, three hundred thirty-four million, four hundred forty-two thousand, three hundred twenty-one".