20114000021 has 4 divisors (see below), whose sum is σ = 20197460844. Its totient is φ = 20030539200.

The previous prime is 20114000017. The next prime is 20114000033. The reversal of 20114000021 is 12000041102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 18580416100 + 1533583921 = 136310^2 + 39161^2 .

It is a cyclic number.

It is not a de Polignac number, because 20114000021 - 2² = 20114000017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20113999966 and 20114000011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41730050 + ... + 41730531.

It is an arithmetic number, because the mean of its divisors is an integer number (5049365211).

Almost surely, 2^20114000021 is an apocalyptic number.

It is an amenable number.

20114000021 is a deficient number, since it is larger than the sum of its proper divisors (83460823).

20114000021 is an equidigital number, since it uses as much as digits as its factorization.

20114000021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83460822.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20114000021 its reverse (12000041102), we get a palindrome (32114041123).

The spelling of 20114000021 in words is "twenty billion, one hundred fourteen million, twenty-one", and thus it is an aban number.