243155340301 has 8 divisors (see below), whose sum is σ = 244270139904. Its totient is φ = 242042246160.

The previous prime is 243155340269. The next prime is 243155340341. The reversal of 243155340301 is 103043551342.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 243155340301 - 2⁵ = 243155340269 is a prime.

It is a super-2 number, since 2×243155340301² (a number of 24 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 (243155340341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140125 + ... + 711298.

It is an arithmetic number, because the mean of its divisors is an integer number (30533767488).

Almost surely, 2^243155340301 is an apocalyptic number.

It is an amenable number.

243155340301 is a deficient number, since it is larger than the sum of its proper divisors (1114799603).

243155340301 is a wasteful number, since it uses less digits than its factorization.

243155340301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852731.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 243155340301 its reverse (103043551342), we get a palindrome (346198891643).

The spelling of 243155340301 in words is "two hundred forty-three billion, one hundred fifty-five million, three hundred forty thousand, three hundred one".