23221131127 has 2 divisors, whose sum is σ = 23221131128. Its totient is φ = 23221131126.

The previous prime is 23221131121. The next prime is 23221131139. The reversal of 23221131127 is 72113112232.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23221131127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23221131121) 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, 11610565563 + 11610565564.

It is an arithmetic number, because the mean of its divisors is an integer number (11610565564).

Almost surely, 2^23221131127 is an apocalyptic number.

23221131127 is a deficient number, since it is larger than the sum of its proper divisors (1).

23221131127 is an equidigital number, since it uses as much as digits as its factorization.

23221131127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008, while the sum is 25.

Adding to 23221131127 its reverse (72113112232), we get a palindrome (95334243359).

The spelling of 23221131127 in words is "twenty-three billion, two hundred twenty-one million, one hundred thirty-one thousand, one hundred twenty-seven".