42102304210242 has 24 divisors (see below), whose sum is σ = 91222068777840. Its totient is φ = 14034038379480.

The previous prime is 42102304210201. The next prime is 42102304210273. The reversal of 42102304210242 is 24201240320124.

It is a happy number.

42102304210242 is a `hidden beast` number, since 4 + 2 + 1 + 0 + 230 + 421 + 0 + 2 + 4 + 2 = 666.

42102304210242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×42102304210242² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1041192 + ... + 9235187.

It is an arithmetic number, because the mean of its divisors is an integer number (3800919532410).

Almost surely, 2^{42102304210242} is an apocalyptic number.

42102304210242 is an abundant number, since it is smaller than the sum of its proper divisors (49119764567598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42102304210242 is a wasteful number, since it uses less digits than its factorization.

42102304210242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10503998 (or 10503995 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 42102304210242 its reverse (24201240320124), we get a palindrome (66303544530366).

The spelling of 42102304210242 in words is "forty-two trillion, one hundred two billion, three hundred four million, two hundred ten thousand, two hundred forty-two".