2000020121211 has 16 divisors (see below), whose sum is σ = 3089398337024. Its totient is φ = 1127212905024.

The previous prime is 2000020121201. The next prime is 2000020121213. The reversal of 2000020121211 is 1121210200002.

It is not a de Polignac number, because 2000020121211 - 2¹⁸ = 2000019859067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2000020121213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 652320751 + ... + 652323816.

It is an arithmetic number, because the mean of its divisors is an integer number (193087396064).

Almost surely, 2^{2000020121211} is an apocalyptic number.

2000020121211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2000020121211 is a deficient number, since it is larger than the sum of its proper divisors (1089378215813).

2000020121211 is a wasteful number, since it uses less digits than its factorization.

2000020121211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1304644650.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2000020121211 its reverse (1121210200002), we get a palindrome (3121230321213).

The spelling of 2000020121211 in words is "two trillion, twenty million, one hundred twenty-one thousand, two hundred eleven".