222040071 has 24 divisors (see below), whose sum is σ = 359343504. Its totient is φ = 130930560.

The previous prime is 222040057. The next prime is 222040097. The reversal of 222040071 is 170040222.

It is not a de Polignac number, because 222040071 - 2¹⁴ = 222023687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222040001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26646 + ... + 33971.

It is an arithmetic number, because the mean of its divisors is an integer number (14972646).

Almost surely, 2^222040071 is an apocalyptic number.

222040071 is a deficient number, since it is larger than the sum of its proper divisors (137303433).

222040071 is a wasteful number, since it uses less digits than its factorization.

222040071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60671 (or 60668 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 222040071 is about 14901.0090597919. The cubic root of 222040071 is about 605.5413236705.

Adding to 222040071 its reverse (170040222), we get a palindrome (392080293).

The spelling of 222040071 in words is "two hundred twenty-two million, forty thousand, seventy-one".