11001020210101 has 2 divisors, whose sum is σ = 11001020210102. Its totient is φ = 11001020210100.

The previous prime is 11001020210093. The next prime is 11001020210119. The reversal of 11001020210101 is 10101202010011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7369194319876 + 3631825890225 = 2714626^2 + 1905735^2 .

It is a cyclic number.

It is not a de Polignac number, because 11001020210101 - 2³ = 11001020210093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11001020210161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500510105050 + 5500510105051.

It is an arithmetic number, because the mean of its divisors is an integer number (5500510105051).

Almost surely, 2^{11001020210101} is an apocalyptic number.

It is an amenable number.

11001020210101 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001020210101 is an equidigital number, since it uses as much as digits as its factorization.

11001020210101 is an odious number, because the sum of its binary digits is odd.

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

Adding to 11001020210101 its reverse (10101202010011), we get a palindrome (21102222220112).

The spelling of 11001020210101 in words is "eleven trillion, one billion, twenty million, two hundred ten thousand, one hundred one".