243352124101 has 4 divisors (see below), whose sum is σ = 249287541804. Its totient is φ = 237416706400.

The previous prime is 243352124047. The next prime is 243352124117. The reversal of 243352124101 is 101421253342.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 24116537025 + 219235587076 = 155295^2 + 468226^2 .

It is a cyclic number.

It is not a de Polignac number, because 243352124101 - 2¹⁷ = 243351993029 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 243352124101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243352124201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2967708790 + ... + 2967708871.

It is an arithmetic number, because the mean of its divisors is an integer number (62321885451).

Almost surely, 2^243352124101 is an apocalyptic number.

It is an amenable number.

243352124101 is a deficient number, since it is larger than the sum of its proper divisors (5935417703).

243352124101 is an equidigital number, since it uses as much as digits as its factorization.

243352124101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5935417702.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 243352124101 its reverse (101421253342), we get a palindrome (344773377443).

The spelling of 243352124101 in words is "two hundred forty-three billion, three hundred fifty-two million, one hundred twenty-four thousand, one hundred one".