242010001 has 2 divisors, whose sum is σ = 242010002. Its totient is φ = 242010000.

The previous prime is 242009993. The next prime is 242010019. The reversal of 242010001 is 100010242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 241833601 + 176400 = 15551^2 + 420^2 .

It is a cyclic number.

It is not a de Polignac number, because 242010001 - 2³ = 242009993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242010001.

It is not a weakly prime, because it can be changed into another prime (242010061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121005000 + 121005001.

It is an arithmetic number, because the mean of its divisors is an integer number (121005001).

Almost surely, 2^242010001 is an apocalyptic number.

It is an amenable number.

242010001 is a deficient number, since it is larger than the sum of its proper divisors (1).

242010001 is an equidigital number, since it uses as much as digits as its factorization.

242010001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 242010001 is about 15556.6706270976. The cubic root of 242010001 is about 623.1765527579.

Adding to 242010001 its reverse (100010242), we get a palindrome (342020243).

It can be divided in two parts, 2420 and 10001, that added together give a palindrome (12421).

The spelling of 242010001 in words is "two hundred forty-two million, ten thousand, one".