222288427012 has 12 divisors (see below), whose sum is σ = 389010944476. Its totient is φ = 111142442880.

The previous prime is 222288426947. The next prime is 222288427027. The reversal of 222288427012 is 210724882222.

It can be written as a sum of positive squares in 2 ways, for example, as 90356752836 + 131931674176 = 300594^2 + 363224^2 .

It is a super-3 number, since 3×222288427012³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136689 + ... + 680632.

Almost surely, 2^222288427012 is an apocalyptic number.

It is an amenable number.

222288427012 is a deficient number, since it is larger than the sum of its proper divisors (166722517464).

222288427012 is a wasteful number, since it uses less digits than its factorization.

222288427012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885318 (or 885316 counting only the distinct ones).

The product of its (nonzero) digits is 114688, while the sum is 40.

The spelling of 222288427012 in words is "two hundred twenty-two billion, two hundred eighty-eight million, four hundred twenty-seven thousand, twelve".