222126343 has 4 divisors (see below), whose sum is σ = 224802648. Its totient is φ = 219450040.

The previous prime is 222126337. The next prime is 222126367. The reversal of 222126343 is 343621222.

222126343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 222126343 - 2²¹ = 220029191 is a prime.

It is a super-2 number, since 2×222126343² = 98680224509107298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222126313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1338028 + ... + 1338193.

It is an arithmetic number, because the mean of its divisors is an integer number (56200662).

Almost surely, 2^222126343 is an apocalyptic number.

222126343 is a deficient number, since it is larger than the sum of its proper divisors (2676305).

222126343 is an equidigital number, since it uses as much as digits as its factorization.

222126343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2676304.

The product of its digits is 3456, while the sum is 25.

The square root of 222126343 is about 14903.9036161671. The cubic root of 222126343 is about 605.6197396915.

Adding to 222126343 its reverse (343621222), we get a palindrome (565747565).

The spelling of 222126343 in words is "two hundred twenty-two million, one hundred twenty-six thousand, three hundred forty-three".