11120121343 has 2 divisors, whose sum is σ = 11120121344. Its totient is φ = 11120121342.

The previous prime is 11120121323. The next prime is 11120121349. The reversal of 11120121343 is 34312102111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11120121343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11120121343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11120121349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560060671 + 5560060672.

It is an arithmetic number, because the mean of its divisors is an integer number (5560060672).

Almost surely, 2^11120121343 is an apocalyptic number.

11120121343 is a deficient number, since it is larger than the sum of its proper divisors (1).

11120121343 is an equidigital number, since it uses as much as digits as its factorization.

11120121343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 11120121343 its reverse (34312102111), we get a palindrome (45432223454).

The spelling of 11120121343 in words is "eleven billion, one hundred twenty million, one hundred twenty-one thousand, three hundred forty-three".