11010123001 has 2 divisors, whose sum is σ = 11010123002. Its totient is φ = 11010123000.

The previous prime is 11010122971. The next prime is 11010123017. The reversal of 11010123001 is 10032101011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10753482601 + 256640400 = 103699^2 + 16020^2 .

It is a cyclic number.

It is not a de Polignac number, because 11010123001 - 2⁵ = 11010122969 is a prime.

It is not a weakly prime, because it can be changed into another prime (11010123101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505061500 + 5505061501.

It is an arithmetic number, because the mean of its divisors is an integer number (5505061501).

Almost surely, 2^11010123001 is an apocalyptic number.

It is an amenable number.

11010123001 is a deficient number, since it is larger than the sum of its proper divisors (1).

11010123001 is an equidigital number, since it uses as much as digits as its factorization.

11010123001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 11010123001 its reverse (10032101011), we get a palindrome (21042224012).

The spelling of 11010123001 in words is "eleven billion, ten million, one hundred twenty-three thousand, one".