228810131204 has 12 divisors (see below), whose sum is σ = 404545748124. Its totient is φ = 113225631744.

The previous prime is 228810131189. The next prime is 228810131257. The reversal of 228810131204 is 402131018822.

It can be written as a sum of positive squares in 2 ways, for example, as 124609000000 + 104201131204 = 353000^2 + 322802^2 .

It is a super-2 number, since 2×228810131204² (a number of 24 digits) contains 22 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, 294858029 + ... + 294858804.

It is an arithmetic number, because the mean of its divisors is an integer number (33712145677).

Almost surely, 2^228810131204 is an apocalyptic number.

It is an amenable number.

228810131204 is a deficient number, since it is larger than the sum of its proper divisors (175735616920).

228810131204 is a wasteful number, since it uses less digits than its factorization.

228810131204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589716934 (or 589716932 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 32.

The spelling of 228810131204 in words is "two hundred twenty-eight billion, eight hundred ten million, one hundred thirty-one thousand, two hundred four".