242423402120 has 16 divisors (see below), whose sum is σ = 545452654860. Its totient is φ = 96969360832.

The previous prime is 242423402119. The next prime is 242423402141. The reversal of 242423402120 is 21204324242.

It can be written as a sum of positive squares in 2 ways, for example, as 236719225444 + 5704176676 = 486538^2 + 75526^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 242423402120.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3030292487 + ... + 3030292566.

Almost surely, 2^242423402120 is an apocalyptic number.

242423402120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242423402120 is an abundant number, since it is smaller than the sum of its proper divisors (303029252740).

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

242423402120 is a wasteful number, since it uses less digits than its factorization.

242423402120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6060585064 (or 6060585060 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 242423402120 its reverse (21204324242), we get a palindrome (263627726362).

The spelling of 242423402120 in words is "two hundred forty-two billion, four hundred twenty-three million, four hundred two thousand, one hundred twenty".