11020310123 has 2 divisors, whose sum is σ = 11020310124. Its totient is φ = 11020310122.

The previous prime is 11020310117. The next prime is 11020310141. The reversal of 11020310123 is 32101302011.

11020310123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11020310123 - 2⁴ = 11020310107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11020310098 and 11020310107.

It is not a weakly prime, because it can be changed into another prime (11020310923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510155061 + 5510155062.

It is an arithmetic number, because the mean of its divisors is an integer number (5510155062).

Almost surely, 2^11020310123 is an apocalyptic number.

11020310123 is a deficient number, since it is larger than the sum of its proper divisors (1).

11020310123 is an equidigital number, since it uses as much as digits as its factorization.

11020310123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 11020310123 its reverse (32101302011), we get a palindrome (43121612134).

The spelling of 11020310123 in words is "eleven billion, twenty million, three hundred ten thousand, one hundred twenty-three".