242100403 has 8 divisors (see below), whose sum is σ = 243680400. Its totient is φ = 240525408.

The previous prime is 242100379. The next prime is 242100407. The reversal of 242100403 is 304001242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 242100403 - 2²¹ = 240003251 is a prime.

It is a super-2 number, since 2×242100403² = 117225210265524818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242100407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148728 + ... + 150346.

It is an arithmetic number, because the mean of its divisors is an integer number (30460050).

Almost surely, 2^242100403 is an apocalyptic number.

242100403 is a deficient number, since it is larger than the sum of its proper divisors (1579997).

242100403 is a wasteful number, since it uses less digits than its factorization.

242100403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2501.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 242100403 is about 15559.5759260977. The cubic root of 242100403 is about 623.2541382478.

Adding to 242100403 its reverse (304001242), we get a palindrome (546101645).

The spelling of 242100403 in words is "two hundred forty-two million, one hundred thousand, four hundred three".