203671000228 has 6 divisors (see below), whose sum is σ = 356424250406. Its totient is φ = 101835500112.

The previous prime is 203671000177. The next prime is 203671000229. The reversal of 203671000228 is 822000176302.

It can be written as a sum of positive squares in only one way, i.e., 129443087524 + 74227912704 = 359782^2 + 272448^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 203671000228.

It is not an unprimeable number, because it can be changed into a prime (203671000229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25458875025 + ... + 25458875032.

Almost surely, 2^203671000228 is an apocalyptic number.

It is an amenable number.

203671000228 is a deficient number, since it is larger than the sum of its proper divisors (152753250178).

203671000228 is a wasteful number, since it uses less digits than its factorization.

203671000228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50917750061 (or 50917750059 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The spelling of 203671000228 in words is "two hundred three billion, six hundred seventy-one million, two hundred twenty-eight", and thus it is an aban number.