242004420420 has 96 divisors (see below), whose sum is σ = 789025805568. Its totient is φ = 54271606272.

The previous prime is 242004420323. The next prime is 242004420439. The reversal of 242004420420 is 24024400242.

It is a super-2 number, since 2×242004420420² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5413599 + ... + 5458118.

It is an arithmetic number, because the mean of its divisors is an integer number (8219018808).

Almost surely, 2^242004420420 is an apocalyptic number.

242004420420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242004420420 is an abundant number, since it is smaller than the sum of its proper divisors (547021385148).

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

242004420420 is a wasteful number, since it uses less digits than its factorization.

242004420420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10871789 (or 10871787 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 242004420420 its reverse (24024400242), we get a palindrome (266028820662).

The spelling of 242004420420 in words is "two hundred forty-two billion, four million, four hundred twenty thousand, four hundred twenty".