2000021100011 has 32 divisors (see below), whose sum is σ = 2209748774400. Its totient is φ = 1795125196800.

The previous prime is 2000021099969. The next prime is 2000021100029. The reversal of 2000021100011 is 1100011200002.

It is a cyclic number.

It is not a de Polignac number, because 2000021100011 - 2¹⁰ = 2000021098987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2000021100031) 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, 219995576 + ... + 220004666.

It is an arithmetic number, because the mean of its divisors is an integer number (69054649200).

Almost surely, 2^{2000021100011} is an apocalyptic number.

2000021100011 is a deficient number, since it is larger than the sum of its proper divisors (209727674389).

2000021100011 is a wasteful number, since it uses less digits than its factorization.

2000021100011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10067.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 2000021100011 its reverse (1100011200002), we get a palindrome (3100032300013).

Subtracting from 2000021100011 its reverse (1100011200002), we obtain a palindrome (900009900009).

It can be divided in two parts, 200002 and 1100011, that multiplied together give a palindrome (220004400022).

The spelling of 2000021100011 in words is "two trillion, twenty-one million, one hundred thousand, eleven".