11012102020001 has 2 divisors, whose sum is σ = 11012102020002. Its totient is φ = 11012102020000.

The previous prime is 11012102019943. The next prime is 11012102020009. The reversal of 11012102020001 is 10002020121011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9871315678225 + 1140786341776 = 3141865^2 + 1068076^2 .

It is a cyclic number.

It is not a de Polignac number, because 11012102020001 - 2¹⁸ = 11012101757857 is a prime.

It is not a weakly prime, because it can be changed into another prime (11012102020009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506051010000 + 5506051010001.

It is an arithmetic number, because the mean of its divisors is an integer number (5506051010001).

Almost surely, 2^{11012102020001} is an apocalyptic number.

It is an amenable number.

11012102020001 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012102020001 is an equidigital number, since it uses as much as digits as its factorization.

11012102020001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11012102020001 its reverse (10002020121011), we get a palindrome (21014122141012).

The spelling of 11012102020001 in words is "eleven trillion, twelve billion, one hundred two million, twenty thousand, one".