228983099912 has 36 divisors (see below), whose sum is σ = 499460845005. Its totient is φ = 98131553856.

The previous prime is 228983099861. The next prime is 228983099923. The reversal of 228983099912 is 219990389822.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 149315779396 + 79667320516 = 386414^2 + 282254^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=338366.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 9462164 + ... + 9486332.

Almost surely, 2^228983099912 is an apocalyptic number.

It is an amenable number.

228983099912 is an abundant number, since it is smaller than the sum of its proper divisors (270477745093).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

228983099912 is an frugal number, since it uses more digits than its factorization.

228983099912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48358 (or 24178 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 62.

The spelling of 228983099912 in words is "two hundred twenty-eight billion, nine hundred eighty-three million, ninety-nine thousand, nine hundred twelve".