20224314331 has 8 divisors (see below), whose sum is σ = 21908909120. Its totient is φ = 18668595816.

The previous prime is 20224314311. The next prime is 20224314359. The reversal of 20224314331 is 13341342202.

It is not a de Polignac number, because 20224314331 - 2⁹ = 20224313819 is a prime.

It is a super-2 number, since 2×20224314331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20224314296 and 20224314305.

It is not an unprimeable number, because it can be changed into a prime (20224314301) 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, 4600515 + ... + 4604908.

It is an arithmetic number, because the mean of its divisors is an integer number (2738613640).

Almost surely, 2^20224314331 is an apocalyptic number.

20224314331 is a deficient number, since it is larger than the sum of its proper divisors (1684594789).

20224314331 is an frugal number, since it uses more digits than its factorization.

20224314331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9205462 (or 9205436 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 20224314331 its reverse (13341342202), we get a palindrome (33565656533).

The spelling of 20224314331 in words is "twenty billion, two hundred twenty-four million, three hundred fourteen thousand, three hundred thirty-one".