21014302120011 has 6 divisors (see below), whose sum is σ = 30353991951140. Its totient is φ = 14009534746668.

The previous prime is 21014302119959. The next prime is 21014302120013. The reversal of 21014302120011 is 11002120341012.

21014302120011 is a `hidden beast` number, since 2 + 1 + 0 + 1 + 430 + 21 + 200 + 11 = 666.

It is not a de Polignac number, because 21014302120011 - 2⁶ = 21014302119947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21014302120013) 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 5 ways as a sum of consecutive naturals, for example, 1167461228881 + ... + 1167461228898.

Almost surely, 2^{21014302120011} is an apocalyptic number.

21014302120011 is a deficient number, since it is larger than the sum of its proper divisors (9339689831129).

21014302120011 is a wasteful number, since it uses less digits than its factorization.

21014302120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2334922457785 (or 2334922457782 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 21014302120011 its reverse (11002120341012), we get a palindrome (32016422461023).

The spelling of 21014302120011 in words is "twenty-one trillion, fourteen billion, three hundred two million, one hundred twenty thousand, eleven".