242541214401421 has 64 divisors (see below), whose sum is σ = 281467311390720. Its totient is φ = 207091747699200.

The previous prime is 242541214401377. The next prime is 242541214401449. The reversal of 242541214401421 is 124104412145242.

It is not a de Polignac number, because 242541214401421 - 2¹¹ = 242541214399373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242541214401461) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12389080185 + ... + 12389099761.

It is an arithmetic number, because the mean of its divisors is an integer number (4397926740480).

Almost surely, 2^{242541214401421} is an apocalyptic number.

It is an amenable number.

242541214401421 is a deficient number, since it is larger than the sum of its proper divisors (38926096989299).

242541214401421 is a wasteful number, since it uses less digits than its factorization.

242541214401421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22154.

The product of its (nonzero) digits is 81920, while the sum is 37.

Adding to 242541214401421 its reverse (124104412145242), we get a palindrome (366645626546663).

The spelling of 242541214401421 in words is "two hundred forty-two trillion, five hundred forty-one billion, two hundred fourteen million, four hundred one thousand, four hundred twenty-one".