222012043 has 4 divisors (see below), whose sum is σ = 242194968. Its totient is φ = 201829120.

The previous prime is 222012029. The next prime is 222012047. The reversal of 222012043 is 340210222.

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 222012043 - 2¹³ = 222003851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222012047) 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, 10091446 + ... + 10091467.

It is an arithmetic number, because the mean of its divisors is an integer number (60548742).

Almost surely, 2^222012043 is an apocalyptic number.

222012043 is a deficient number, since it is larger than the sum of its proper divisors (20182925).

222012043 is a wasteful number, since it uses less digits than its factorization.

222012043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20182924.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 222012043 is about 14900.0685568893. The cubic root of 222012043 is about 605.5158435454.

Adding to 222012043 its reverse (340210222), we get a palindrome (562222265).

The spelling of 222012043 in words is "two hundred twenty-two million, twelve thousand, forty-three".