242100041 has 4 divisors (see below), whose sum is σ = 242329284. Its totient is φ = 241870800.

The previous prime is 242100037. The next prime is 242100073. The reversal of 242100041 is 140001242.

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 179452816 + 62647225 = 13396^2 + 7915^2 .

It is a cyclic number.

It is not a de Polignac number, because 242100041 - 2² = 242100037 is a prime.

It is a super-2 number, since 2×242100041² = 117224859704403362, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 242099989 and 242100025.

It is not an unprimeable number, because it can be changed into a prime (242100241) 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, 113030 + ... + 115151.

It is an arithmetic number, because the mean of its divisors is an integer number (60582321).

Almost surely, 2^242100041 is an apocalyptic number.

It is an amenable number.

242100041 is a deficient number, since it is larger than the sum of its proper divisors (229243).

242100041 is a wasteful number, since it uses less digits than its factorization.

242100041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229242.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 242100041 is about 15559.5642933856. The cubic root of 242100041 is about 623.2538276079.

Adding to 242100041 its reverse (140001242), we get a palindrome (382101283).

The spelling of 242100041 in words is "two hundred forty-two million, one hundred thousand, forty-one".