228024115212 has 24 divisors (see below), whose sum is σ = 536764734576. Its totient is φ = 75335400448.

The previous prime is 228024115211. The next prime is 228024115213. The reversal of 228024115212 is 212511420822.

It is an interprime number because it is at equal distance from previous prime (228024115211) and next prime (228024115213).

It is a self number, because there is not a number n which added to its sum of digits gives 228024115212.

It is not an unprimeable number, because it can be changed into a prime (228024115211) 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 7 ways as a sum of consecutive naturals, for example, 84078333 + ... + 84081044.

It is an arithmetic number, because the mean of its divisors is an integer number (22365197274).

Almost surely, 2^228024115212 is an apocalyptic number.

It is an amenable number.

228024115212 is an abundant number, since it is smaller than the sum of its proper divisors (308740619364).

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

228024115212 is a wasteful number, since it uses less digits than its factorization.

228024115212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168159497 (or 168159495 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 30.

The spelling of 228024115212 in words is "two hundred twenty-eight billion, twenty-four million, one hundred fifteen thousand, two hundred twelve".