222043023 has 18 divisors (see below), whose sum is σ = 326931696. Its totient is φ = 145219152.

The previous prime is 222043021. The next prime is 222043027. The reversal of 222043023 is 320340222.

It is not a de Polignac number, because 222043023 - 2¹ = 222043021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222042987 and 222043005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222043021) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 20890 + ... + 29672.

It is an arithmetic number, because the mean of its divisors is an integer number (18162872).

Almost surely, 2^222043023 is an apocalyptic number.

222043023 is a deficient number, since it is larger than the sum of its proper divisors (104888673).

222043023 is an equidigital number, since it uses as much as digits as its factorization.

222043023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8895 (or 8839 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 222043023 is about 14901.1081131572. The cubic root of 222043023 is about 605.5440071953.

Adding to 222043023 its reverse (320340222), we get a palindrome (542383245).

It can be divided in two parts, 2 and 22043023, that added together give a square (22043025 = 4695²).

The spelling of 222043023 in words is "two hundred twenty-two million, forty-three thousand, twenty-three".