20000100212211 has 32 divisors (see below), whose sum is σ = 30569732517888. Its totient is φ = 11393610671520.

The previous prime is 20000100212171. The next prime is 20000100212221. The reversal of 20000100212211 is 11221200100002.

It is not a de Polignac number, because 20000100212211 - 2⁷ = 20000100212083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20000100212221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 215316400 + ... + 215409266.

It is an arithmetic number, because the mean of its divisors is an integer number (955304141184).

Almost surely, 2^{20000100212211} is an apocalyptic number.

20000100212211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

20000100212211 is a deficient number, since it is larger than the sum of its proper divisors (10569632305677).

20000100212211 is a wasteful number, since it uses less digits than its factorization.

20000100212211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124191.

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

Adding to 20000100212211 its reverse (11221200100002), we get a palindrome (31221300312213).

The spelling of 20000100212211 in words is "twenty trillion, one hundred million, two hundred twelve thousand, two hundred eleven".