222152012 has 6 divisors (see below), whose sum is σ = 388766028. Its totient is φ = 111076004.

The previous prime is 222151973. The next prime is 222152041. The reversal of 222152012 is 210251222.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27768998 + ... + 27769005.

It is an arithmetic number, because the mean of its divisors is an integer number (64794338).

Almost surely, 2^222152012 is an apocalyptic number.

It is an amenable number.

222152012 is a deficient number, since it is larger than the sum of its proper divisors (166614016).

222152012 is a wasteful number, since it uses less digits than its factorization.

222152012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55538007 (or 55538005 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 222152012 is about 14904.7647415181. The cubic root of 222152012 is about 605.6430673378.

The spelling of 222152012 in words is "two hundred twenty-two million, one hundred fifty-two thousand, twelve".