11020320043 has 2 divisors, whose sum is σ = 11020320044. Its totient is φ = 11020320042.

The previous prime is 11020319987. The next prime is 11020320049. The reversal of 11020320043 is 34002302011.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11020320043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11020319999 and 11020320026.

It is not a weakly prime, because it can be changed into another prime (11020320049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510160021 + 5510160022.

It is an arithmetic number, because the mean of its divisors is an integer number (5510160022).

Almost surely, 2^11020320043 is an apocalyptic number.

11020320043 is a deficient number, since it is larger than the sum of its proper divisors (1).

11020320043 is an equidigital number, since it uses as much as digits as its factorization.

11020320043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 11020320043 its reverse (34002302011), we get a palindrome (45022622054).

The spelling of 11020320043 in words is "eleven billion, twenty million, three hundred twenty thousand, forty-three".