222411142 has 16 divisors (see below), whose sum is σ = 342300672. Its totient is φ = 108319680.

The previous prime is 222411109. The next prime is 222411197. The reversal of 222411142 is 241114222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60283 + ... + 63865.

It is an arithmetic number, because the mean of its divisors is an integer number (21393792).

Almost surely, 2^222411142 is an apocalyptic number.

222411142 is a deficient number, since it is larger than the sum of its proper divisors (119889530).

222411142 is a wasteful number, since it uses less digits than its factorization.

222411142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4383.

The product of its digits is 256, while the sum is 19.

The square root of 222411142 is about 14913.4550658122. The cubic root of 222411142 is about 605.8784606689.

Adding to 222411142 its reverse (241114222), we get a palindrome (463525364).

It can be divided in two parts, 2224 and 11142, that added together give a triangular number (13366 = T₁₆₃).

The spelling of 222411142 in words is "two hundred twenty-two million, four hundred eleven thousand, one hundred forty-two".