10001123201 has 2 divisors, whose sum is σ = 10001123202. Its totient is φ = 10001123200.

The previous prime is 10001123173. The next prime is 10001123227. The reversal of 10001123201 is 10232110001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6189912976 + 3811210225 = 78676^2 + 61735^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10001123201 is a prime.

It is not a weakly prime, because it can be changed into another prime (10001123501) 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, 5000561600 + 5000561601.

It is an arithmetic number, because the mean of its divisors is an integer number (5000561601).

Almost surely, 2^10001123201 is an apocalyptic number.

It is an amenable number.

10001123201 is a deficient number, since it is larger than the sum of its proper divisors (1).

10001123201 is an equidigital number, since it uses as much as digits as its factorization.

10001123201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10001123201 its reverse (10232110001), we get a palindrome (20233233202).

The spelling of 10001123201 in words is "ten billion, one million, one hundred twenty-three thousand, two hundred one".