243201014125 has 16 divisors (see below), whose sum is σ = 319489335360. Its totient is φ = 184320766800.

The previous prime is 243201014123. The next prime is 243201014129. The reversal of 243201014125 is 521410102342.

It is not a de Polignac number, because 243201014125 - 2¹ = 243201014123 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 243201014125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243201014123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51197839 + ... + 51202588.

It is an arithmetic number, because the mean of its divisors is an integer number (19968083460).

Almost surely, 2^243201014125 is an apocalyptic number.

243201014125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

243201014125 is a deficient number, since it is larger than the sum of its proper divisors (76288321235).

243201014125 is a wasteful number, since it uses less digits than its factorization.

243201014125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102400461 (or 102400451 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 243201014125 its reverse (521410102342), we get a palindrome (764611116467).

The spelling of 243201014125 in words is "two hundred forty-three billion, two hundred one million, fourteen thousand, one hundred twenty-five".