11303311043 has 2 divisors, whose sum is σ = 11303311044. Its totient is φ = 11303311042.

The previous prime is 11303311039. The next prime is 11303311051. The reversal of 11303311043 is 34011330311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11303311043 - 2² = 11303311039 is a prime.

It is not a weakly prime, because it can be changed into another prime (11303311343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5651655521 + 5651655522.

It is an arithmetic number, because the mean of its divisors is an integer number (5651655522).

Almost surely, 2^11303311043 is an apocalyptic number.

11303311043 is a deficient number, since it is larger than the sum of its proper divisors (1).

11303311043 is an equidigital number, since it uses as much as digits as its factorization.

11303311043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 11303311043 its reverse (34011330311), we get a palindrome (45314641354).

The spelling of 11303311043 in words is "eleven billion, three hundred three million, three hundred eleven thousand, forty-three".