22311322127 has 2 divisors, whose sum is σ = 22311322128. Its totient is φ = 22311322126.

The previous prime is 22311322037. The next prime is 22311322153. The reversal of 22311322127 is 72122311322.

It is an a-pointer prime, because the next prime (22311322153) can be obtained adding 22311322127 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22311322127 - 2³⁴ = 5131452943 is a prime.

It is a super-3 number, since 3×22311322127³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22311322096 and 22311322105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22311322727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11155661063 + 11155661064.

It is an arithmetic number, because the mean of its divisors is an integer number (11155661064).

Almost surely, 2^22311322127 is an apocalyptic number.

22311322127 is a deficient number, since it is larger than the sum of its proper divisors (1).

22311322127 is an equidigital number, since it uses as much as digits as its factorization.

22311322127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 26.

Adding to 22311322127 its reverse (72122311322), we get a palindrome (94433633449).

The spelling of 22311322127 in words is "twenty-two billion, three hundred eleven million, three hundred twenty-two thousand, one hundred twenty-seven".