2000012121211 has 16 divisors (see below), whose sum is σ = 2190888252000. Its totient is φ = 1814440796928.

The previous prime is 2000012121139. The next prime is 2000012121251. The reversal of 2000012121211 is 1121212100002.

It is a cyclic number.

It is not a de Polignac number, because 2000012121211 - 2⁹ = 2000012120699 is a prime.

It is a super-2 number, since 2×2000012121211² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2000012121191 and 2000012121200.

It is not an unprimeable number, because it can be changed into a prime (2000012121251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2925265 + ... + 3543613.

It is an arithmetic number, because the mean of its divisors is an integer number (136930515750).

Almost surely, 2^{2000012121211} is an apocalyptic number.

2000012121211 is a deficient number, since it is larger than the sum of its proper divisors (190876130789).

2000012121211 is a wasteful number, since it uses less digits than its factorization.

2000012121211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622638.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2000012121211 its reverse (1121212100002), we get a palindrome (3121224221213).

The spelling of 2000012121211 in words is "two trillion, twelve million, one hundred twenty-one thousand, two hundred eleven".