227199206888 has 16 divisors (see below), whose sum is σ = 426033418500. Its totient is φ = 113590295296.

The previous prime is 227199206887. The next prime is 227199206909. The reversal of 227199206888 is 888602991722.

It can be written as a sum of positive squares in 2 ways, for example, as 162600884644 + 64598322244 = 403238^2 + 254162^2 .

It is a super-2 number, since 2×227199206888² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 227199206888.

It is not an unprimeable number, because it can be changed into a prime (227199206887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1059233 + ... + 1255536.

Almost surely, 2^227199206888 is an apocalyptic number.

It is an amenable number.

227199206888 is a deficient number, since it is larger than the sum of its proper divisors (198834211612).

227199206888 is a wasteful number, since it uses less digits than its factorization.

227199206888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2327044 (or 2327040 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 62.

The spelling of 227199206888 in words is "two hundred twenty-seven billion, one hundred ninety-nine million, two hundred six thousand, eight hundred eighty-eight".