241240401121243 has 4 divisors (see below), whose sum is σ = 243494984309400. Its totient is φ = 238985817933088.

The previous prime is 241240401121189. The next prime is 241240401121301. The reversal of 241240401121243 is 342121104042142.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-241240401121243 is a prime.

It is a super-2 number, since 2×241240401121243² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (241240401101243) 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, 1127291593918 + ... + 1127291594131.

It is an arithmetic number, because the mean of its divisors is an integer number (60873746077350).

Almost surely, 2^{241240401121243} is an apocalyptic number.

241240401121243 is a deficient number, since it is larger than the sum of its proper divisors (2254583188157).

241240401121243 is a wasteful number, since it uses less digits than its factorization.

241240401121243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2254583188156.

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 241240401121243 its reverse (342121104042142), we get a palindrome (583361505163385).

The spelling of 241240401121243 in words is "two hundred forty-one trillion, two hundred forty billion, four hundred one million, one hundred twenty-one thousand, two hundred forty-three".