222113152 has 16 divisors (see below), whose sum is σ = 442491300. Its totient is φ = 111056512.

The previous prime is 222113137. The next prime is 222113153. The reversal of 222113152 is 251311222.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222113153) by changing a digit.

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 as a sum of consecutive naturals, namely, 867502 + ... + 867757.

Almost surely, 2^222113152 is an apocalyptic number.

It is an amenable number.

222113152 is a deficient number, since it is larger than the sum of its proper divisors (220378148).

222113152 is an equidigital number, since it uses as much as digits as its factorization.

222113152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1735273 (or 1735261 counting only the distinct ones).

The product of its digits is 240, while the sum is 19.

The square root of 222113152 is about 14903.4610745290. The cubic root of 222113152 is about 605.6077511867.

Adding to 222113152 its reverse (251311222), we get a palindrome (473424374).

The spelling of 222113152 in words is "two hundred twenty-two million, one hundred thirteen thousand, one hundred fifty-two".