20224344131 has 8 divisors (see below), whose sum is σ = 20429391504. Its totient is φ = 20019391200.

The previous prime is 20224344113. The next prime is 20224344137. The reversal of 20224344131 is 13144342202.

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 20224344131 - 2⁶ = 20224344067 is a prime.

It is a super-2 number, since 2×20224344131² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20224344131.

It is not an unprimeable number, because it can be changed into a prime (20224344137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 455825 + ... + 498221.

It is an arithmetic number, because the mean of its divisors is an integer number (2553673938).

Almost surely, 2^20224344131 is an apocalyptic number.

20224344131 is a deficient number, since it is larger than the sum of its proper divisors (205047373).

20224344131 is a wasteful number, since it uses less digits than its factorization.

20224344131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47221.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 20224344131 its reverse (13144342202), we get a palindrome (33368686333).

The spelling of 20224344131 in words is "twenty billion, two hundred twenty-four million, three hundred forty-four thousand, one hundred thirty-one".