243241000132031 has 4 divisors (see below), whose sum is σ = 265353818325864. Its totient is φ = 221128181938200.

The previous prime is 243241000132019. The next prime is 243241000132057. The reversal of 243241000132031 is 130231000142342.

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

It is a cyclic number.

It is not a de Polignac number, because 243241000132031 - 2¹⁰ = 243241000131007 is a prime.

It is a super-2 number, since 2×243241000132031² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243241000132231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11056409096900 + ... + 11056409096921.

It is an arithmetic number, because the mean of its divisors is an integer number (66338454581466).

Almost surely, 2^{243241000132031} is an apocalyptic number.

243241000132031 is a deficient number, since it is larger than the sum of its proper divisors (22112818193833).

243241000132031 is a wasteful number, since it uses less digits than its factorization.

243241000132031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22112818193832.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 243241000132031 its reverse (130231000142342), we get a palindrome (373472000274373).

The spelling of 243241000132031 in words is "two hundred forty-three trillion, two hundred forty-one billion, one hundred thirty-two thousand, thirty-one".