22404313427 has 2 divisors, whose sum is σ = 22404313428. Its totient is φ = 22404313426.

The previous prime is 22404313417. The next prime is 22404313433. The reversal of 22404313427 is 72431340422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22404313427 - 2⁸ = 22404313171 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22404313393 and 22404313402.

It is not a weakly prime, because it can be changed into another prime (22404313417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11202156713 + 11202156714.

It is an arithmetic number, because the mean of its divisors is an integer number (11202156714).

Almost surely, 2^22404313427 is an apocalyptic number.

22404313427 is a deficient number, since it is larger than the sum of its proper divisors (1).

22404313427 is an equidigital number, since it uses as much as digits as its factorization.

22404313427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 32.

Adding to 22404313427 its reverse (72431340422), we get a palindrome (94835653849).

The spelling of 22404313427 in words is "twenty-two billion, four hundred four million, three hundred thirteen thousand, four hundred twenty-seven".