20114334042421 has 16 divisors (see below), whose sum is σ = 20437410267648. Its totient is φ = 19794172032000.

The previous prime is 20114334042391. The next prime is 20114334042479. The reversal of 20114334042421 is 12424043341102.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 20114334042421 - 2³⁵ = 20079974304053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20114334042521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9367996 + ... + 11313178.

It is an arithmetic number, because the mean of its divisors is an integer number (1277338141728).

Almost surely, 2^{20114334042421} is an apocalyptic number.

It is an amenable number.

20114334042421 is a deficient number, since it is larger than the sum of its proper divisors (323076225227).

20114334042421 is a wasteful number, since it uses less digits than its factorization.

20114334042421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1945932.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 20114334042421 its reverse (12424043341102), we get a palindrome (32538377383523).

The spelling of 20114334042421 in words is "twenty trillion, one hundred fourteen billion, three hundred thirty-four million, forty-two thousand, four hundred twenty-one".