20201110001211 has 16 divisors (see below), whose sum is σ = 27262897758720. Its totient is φ = 13303966447200.

The previous prime is 20201110001209. The next prime is 20201110001213. The reversal of 20201110001211 is 11210001110202.

It is an interprime number because it is at equal distance from previous prime (20201110001209) and next prime (20201110001213).

It is not a de Polignac number, because 20201110001211 - 2¹ = 20201110001209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20201110001213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75114451 + ... + 75382908.

It is an arithmetic number, because the mean of its divisors is an integer number (1703931109920).

Almost surely, 2^{20201110001211} is an apocalyptic number.

20201110001211 is a deficient number, since it is larger than the sum of its proper divisors (7061787757509).

20201110001211 is a wasteful number, since it uses less digits than its factorization.

20201110001211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150497906.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 20201110001211 its reverse (11210001110202), we get a palindrome (31411111111413).

The spelling of 20201110001211 in words is "twenty trillion, two hundred one billion, one hundred ten million, one thousand, two hundred eleven".