242101240144013 has 4 divisors (see below), whose sum is σ = 248644516904700. Its totient is φ = 235557963383328.

The previous prime is 242101240144003. The next prime is 242101240144109. The reversal of 242101240144013 is 310441042101242.

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 199350735582244 + 42750504561769 = 14119162^2 + 6538387^2 .

It is a cyclic number.

It is not a de Polignac number, because 242101240144013 - 2⁴⁴ = 224509054099597 is a prime.

It is a super-2 number, since 2×242101240144013² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242101240144003) 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, 3271638380288 + ... + 3271638380361.

It is an arithmetic number, because the mean of its divisors is an integer number (62161129226175).

Almost surely, 2^{242101240144013} is an apocalyptic number.

It is an amenable number.

242101240144013 is a deficient number, since it is larger than the sum of its proper divisors (6543276760687).

242101240144013 is an equidigital number, since it uses as much as digits as its factorization.

242101240144013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6543276760686.

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 242101240144013 its reverse (310441042101242), we get a palindrome (552542282245255).

The spelling of 242101240144013 in words is "two hundred forty-two trillion, one hundred one billion, two hundred forty million, one hundred forty-four thousand, thirteen".