222011342 has 16 divisors (see below), whose sum is σ = 382697952. Its totient is φ = 94620960.

The previous prime is 222011291. The next prime is 222011353. The reversal of 222011342 is 243110222.

It is a self number, because there is not a number n which added to its sum of digits gives 222011342.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41273 + ... + 46340.

It is an arithmetic number, because the mean of its divisors is an integer number (23918622).

Almost surely, 2^222011342 is an apocalyptic number.

222011342 is a deficient number, since it is larger than the sum of its proper divisors (160686610).

222011342 is a wasteful number, since it uses less digits than its factorization.

222011342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87803.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 222011342 is about 14900.0450334890. The cubic root of 222011342 is about 605.5152062420.

Adding to 222011342 its reverse (243110222), we get a palindrome (465121564).

The spelling of 222011342 in words is "two hundred twenty-two million, eleven thousand, three hundred forty-two".