20124244424311 has 8 divisors (see below), whose sum is σ = 21710061688464. Its totient is φ = 18583098069120.

The previous prime is 20124244424269. The next prime is 20124244424321. The reversal of 20124244424311 is 11342444242102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20124244424311 - 2⁷ = 20124244424183 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 (20124244424321) 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 7 ways as a sum of consecutive naturals, for example, 11167726305 + ... + 11167728106.

It is an arithmetic number, because the mean of its divisors is an integer number (2713757711058).

Almost surely, 2^{20124244424311} is an apocalyptic number.

20124244424311 is a deficient number, since it is larger than the sum of its proper divisors (1585817264153).

20124244424311 is a wasteful number, since it uses less digits than its factorization.

20124244424311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22335454481.

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 20124244424311 its reverse (11342444242102), we get a palindrome (31466688666413).

The spelling of 20124244424311 in words is "twenty trillion, one hundred twenty-four billion, two hundred forty-four million, four hundred twenty-four thousand, three hundred eleven".