242100003 has 16 divisors (see below), whose sum is σ = 327641600. Its totient is φ = 158988960.

The previous prime is 242099983. The next prime is 242100007. The reversal of 242100003 is 300001242.

It is not a de Polignac number, because 242100003 - 2⁵ = 242099971 is a prime.

It is a super-2 number, since 2×242100003² = 117224822905200018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242100007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134433 + ... + 136221.

It is an arithmetic number, because the mean of its divisors is an integer number (20477600).

Almost surely, 2^242100003 is an apocalyptic number.

242100003 is a deficient number, since it is larger than the sum of its proper divisors (85541597).

242100003 is a wasteful number, since it uses less digits than its factorization.

242100003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2442.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 242100003 is about 15559.5630722717. The cubic root of 242100003 is about 623.2537949993.

Adding to 242100003 its reverse (300001242), we get a palindrome (542101245).

The spelling of 242100003 in words is "two hundred forty-two million, one hundred thousand, three".