22131343027 has 2 divisors, whose sum is σ = 22131343028. Its totient is φ = 22131343026.

The previous prime is 22131343001. The next prime is 22131343049. The reversal of 22131343027 is 72034313122.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22131343027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22131342986 and 22131343004.

It is not a weakly prime, because it can be changed into another prime (22131343067) 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, 11065671513 + 11065671514.

It is an arithmetic number, because the mean of its divisors is an integer number (11065671514).

Almost surely, 2^22131343027 is an apocalyptic number.

22131343027 is a deficient number, since it is larger than the sum of its proper divisors (1).

22131343027 is an equidigital number, since it uses as much as digits as its factorization.

22131343027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 28.

Adding to 22131343027 its reverse (72034313122), we get a palindrome (94165656149).

The spelling of 22131343027 in words is "twenty-two billion, one hundred thirty-one million, three hundred forty-three thousand, twenty-seven".