11010102021001 has 2 divisors, whose sum is σ = 11010102021002. Its totient is φ = 11010102021000.

The previous prime is 11010102020909. The next prime is 11010102021011. The reversal of 11010102021001 is 10012020101011.

It is an a-pointer prime, because the next prime (11010102021011) can be obtained adding 11010102021001 to its sum of digits (10).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6115476756601 + 4894625264400 = 2472949^2 + 2212380^2 .

It is a cyclic number.

It is not a de Polignac number, because 11010102021001 - 2¹⁷ = 11010101889929 is a prime.

It is not a weakly prime, because it can be changed into another prime (11010102021011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505051010500 + 5505051010501.

It is an arithmetic number, because the mean of its divisors is an integer number (5505051010501).

Almost surely, 2^{11010102021001} is an apocalyptic number.

It is an amenable number.

11010102021001 is a deficient number, since it is larger than the sum of its proper divisors (1).

11010102021001 is an equidigital number, since it uses as much as digits as its factorization.

11010102021001 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 11010102021001 its reverse (10012020101011), we get a palindrome (21022122122012).

The spelling of 11010102021001 in words is "eleven trillion, ten billion, one hundred two million, twenty-one thousand, one".