240042121242102 has 48 divisors (see below), whose sum is σ = 520758936172800. Its totient is φ = 79911374939136.

The previous prime is 240042121242097. The next prime is 240042121242103. The reversal of 240042121242102 is 201242121240042.

240042121242102 is a `hidden beast` number, since 2 + 4 + 0 + 0 + 4 + 21 + 212 + 421 + 0 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240042121242103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51637024 + ... + 56093372.

It is an arithmetic number, because the mean of its divisors is an integer number (10849144503600).

Almost surely, 2^{240042121242102} is an apocalyptic number.

240042121242102 is an abundant number, since it is smaller than the sum of its proper divisors (280716814930698).

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

240042121242102 is a wasteful number, since it uses less digits than its factorization.

240042121242102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4460197 (or 4460194 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 240042121242102 its reverse (201242121240042), we get a palindrome (441284242482144).

The spelling of 240042121242102 in words is "two hundred forty trillion, forty-two billion, one hundred twenty-one million, two hundred forty-two thousand, one hundred two".