11123213303303 has 2 divisors, whose sum is σ = 11123213303304. Its totient is φ = 11123213303302.

The previous prime is 11123213303291. The next prime is 11123213303333. The reversal of 11123213303303 is 30330331232111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11123213303303 - 2⁴ = 11123213303287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11123213303333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561606651651 + 5561606651652.

It is an arithmetic number, because the mean of its divisors is an integer number (5561606651652).

Almost surely, 2^{11123213303303} is an apocalyptic number.

11123213303303 is a deficient number, since it is larger than the sum of its proper divisors (1).

11123213303303 is an equidigital number, since it uses as much as digits as its factorization.

11123213303303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 11123213303303 its reverse (30330331232111), we get a palindrome (41453544535414).

The spelling of 11123213303303 in words is "eleven trillion, one hundred twenty-three billion, two hundred thirteen million, three hundred three thousand, three hundred three".