243250200125 has 8 divisors (see below), whose sum is σ = 303576249912. Its totient is φ = 194600160000.

The previous prime is 243250200107. The next prime is 243250200143. The reversal of 243250200125 is 521002052342.

It is an interprime number because it is at equal distance from previous prime (243250200107) and next prime (243250200143).

It can be written as a sum of positive squares in 4 ways, for example, as 16660871929 + 226589328196 = 129077^2 + 476014^2 .

It is not a de Polignac number, because 243250200125 - 2⁸ = 243250199869 is a prime.

It is a super-3 number, since 3×243250200125³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 243250200094 and 243250200103.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 973000676 + ... + 973000925.

It is an arithmetic number, because the mean of its divisors is an integer number (37947031239).

Almost surely, 2^243250200125 is an apocalyptic number.

243250200125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

243250200125 is a deficient number, since it is larger than the sum of its proper divisors (60326049787).

243250200125 is an equidigital number, since it uses as much as digits as its factorization.

243250200125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1946001616 (or 1946001606 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 243250200125 its reverse (521002052342), we get a palindrome (764252252467).

The spelling of 243250200125 in words is "two hundred forty-three billion, two hundred fifty million, two hundred thousand, one hundred twenty-five".