222343127 has 2 divisors, whose sum is σ = 222343128. Its totient is φ = 222343126.

The previous prime is 222343097. The next prime is 222343159. The reversal of 222343127 is 721343222.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222343127 - 2⁶ = 222343063 is a prime.

It is a super-2 number, since 2×222343127² = 98872932248276258, which contains 22 as substring.

It is equal to p_12244490 and since 222343127 and 12244490 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 222343096 and 222343105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222313127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111171563 + 111171564.

It is an arithmetic number, because the mean of its divisors is an integer number (111171564).

Almost surely, 2^222343127 is an apocalyptic number.

222343127 is a deficient number, since it is larger than the sum of its proper divisors (1).

222343127 is an equidigital number, since it uses as much as digits as its factorization.

222343127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 26.

The square root of 222343127 is about 14911.1745680882. The cubic root of 222343127 is about 605.8166936422.

Adding to 222343127 its reverse (721343222), we get a palindrome (943686349).

The spelling of 222343127 in words is "two hundred twenty-two million, three hundred forty-three thousand, one hundred twenty-seven".