24242220220220 has 24 divisors (see below), whose sum is σ = 53588065750800. Its totient is φ = 9186525556992.

The previous prime is 24242220220139. The next prime is 24242220220241. The reversal of 24242220220220 is 2202202224242.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 24242220220220.

It is a congruent number.

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, 31897657805 + ... + 31897658564.

It is an arithmetic number, because the mean of its divisors is an integer number (2232836072950).

Almost surely, 2^{24242220220220} is an apocalyptic number.

24242220220220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24242220220220 is an abundant number, since it is smaller than the sum of its proper divisors (29345845530580).

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

24242220220220 is a wasteful number, since it uses less digits than its factorization.

24242220220220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63795316397 (or 63795316395 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 24242220220220 its reverse (2202202224242), we get a palindrome (26444422444462).

The spelling of 24242220220220 in words is "twenty-four trillion, two hundred forty-two billion, two hundred twenty million, two hundred twenty thousand, two hundred twenty".