242220024620 has 24 divisors (see below), whose sum is σ = 581328059424. Its totient is φ = 83046865536.

The previous prime is 242220024581. The next prime is 242220024643. The reversal of 242220024620 is 26420022242.

It is a super-2 number, since 2×242220024620² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 242220024620.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 865071377 + ... + 865071656.

It is an arithmetic number, because the mean of its divisors is an integer number (24222002476).

Almost surely, 2^242220024620 is an apocalyptic number.

242220024620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242220024620 is an abundant number, since it is smaller than the sum of its proper divisors (339108034804).

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

242220024620 is a wasteful number, since it uses less digits than its factorization.

242220024620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1730143049 (or 1730143047 counting only the distinct ones).

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

Adding to 242220024620 its reverse (26420022242), we get a palindrome (268640046862).

The spelling of 242220024620 in words is "two hundred forty-two billion, two hundred twenty million, twenty-four thousand, six hundred twenty".