23112221212127 has 2 divisors, whose sum is σ = 23112221212128. Its totient is φ = 23112221212126.

The previous prime is 23112221212079. The next prime is 23112221212133. The reversal of 23112221212127 is 72121212221132.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23112221212127 - 2²⁰ = 23112220163551 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23112221212127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23112221212147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11556110606063 + 11556110606064.

It is an arithmetic number, because the mean of its divisors is an integer number (11556110606064).

Almost surely, 2^{23112221212127} is an apocalyptic number.

23112221212127 is a deficient number, since it is larger than the sum of its proper divisors (1).

23112221212127 is an equidigital number, since it uses as much as digits as its factorization.

23112221212127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2688, while the sum is 29.

Adding to 23112221212127 its reverse (72121212221132), we get a palindrome (95233433433259).

The spelling of 23112221212127 in words is "twenty-three trillion, one hundred twelve billion, two hundred twenty-one million, two hundred twelve thousand, one hundred twenty-seven".