222001320127 has 2 divisors, whose sum is σ = 222001320128. Its totient is φ = 222001320126.

The previous prime is 222001320041. The next prime is 222001320143. The reversal of 222001320127 is 721023100222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222001320127 - 2¹⁵ = 222001287359 is a prime.

It is a super-2 number, since 2×222001320127² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222001320098 and 222001320107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222001320187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111000660063 + 111000660064.

It is an arithmetic number, because the mean of its divisors is an integer number (111000660064).

Almost surely, 2^222001320127 is an apocalyptic number.

222001320127 is a deficient number, since it is larger than the sum of its proper divisors (1).

222001320127 is an equidigital number, since it uses as much as digits as its factorization.

222001320127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 22.

Adding to 222001320127 its reverse (721023100222), we get a palindrome (943024420349).

The spelling of 222001320127 in words is "two hundred twenty-two billion, one million, three hundred twenty thousand, one hundred twenty-seven".