230100213128 has 16 divisors (see below), whose sum is σ = 431446108380. Its totient is φ = 115047917568.

The previous prime is 230100213059. The next prime is 230100213143. The reversal of 230100213128 is 821312001032.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 230090983684 + 9229444 = 479678^2 + 3038^2 .

It is a super-2 number, since 2×230100213128² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

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, 227000 + ... + 715352.

Almost surely, 2^230100213128 is an apocalyptic number.

It is an amenable number.

230100213128 is a deficient number, since it is larger than the sum of its proper divisors (201345895252).

230100213128 is a wasteful number, since it uses less digits than its factorization.

230100213128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547256 (or 547252 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 230100213128 in words is "two hundred thirty billion, one hundred million, two hundred thirteen thousand, one hundred twenty-eight".