12101200011001 has 2 divisors, whose sum is σ = 12101200011002. Its totient is φ = 12101200011000.

The previous prime is 12101200010981. The next prime is 12101200011023. The reversal of 12101200011001 is 10011000210121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8410667013225 + 3690532997776 = 2900115^2 + 1921076^2 .

It is a cyclic number.

It is not a de Polignac number, because 12101200011001 - 2¹⁵ = 12101199978233 is a prime.

It is not a weakly prime, because it can be changed into another prime (12101200011031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050600005500 + 6050600005501.

It is an arithmetic number, because the mean of its divisors is an integer number (6050600005501).

Almost surely, 2^{12101200011001} is an apocalyptic number.

It is an amenable number.

12101200011001 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101200011001 is an equidigital number, since it uses as much as digits as its factorization.

12101200011001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 12101200011001 its reverse (10011000210121), we get a palindrome (22112200221122).

The spelling of 12101200011001 in words is "twelve trillion, one hundred one billion, two hundred million, eleven thousand, one".