242144300000 has 72 divisors (see below), whose sum is σ = 595864096632. Its totient is φ = 96857680000.

The previous prime is 242144299993. The next prime is 242144300023. The reversal of 242144300000 is 3441242.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1110722 + ... + 1310721.

It is an arithmetic number, because the mean of its divisors is an integer number (8275890231).

Almost surely, 2^242144300000 is an apocalyptic number.

242144300000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242144300000 is an abundant number, since it is smaller than the sum of its proper divisors (353719796632).

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

242144300000 is an frugal number, since it uses more digits than its factorization.

242144300000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2421478 (or 2421450 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 242144300000 its reverse (3441242), we get a palindrome (242147741242).

The spelling of 242144300000 in words is "two hundred forty-two billion, one hundred forty-four million, three hundred thousand".