20240420002220 has 48 divisors (see below), whose sum is σ = 46469111367168. Its totient is φ = 7344256032960.

The previous prime is 20240420002163. The next prime is 20240420002223. The reversal of 20240420002220 is 2220002404202.

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

It is a junction number, because it is equal to n+sod(n) for n = 20240420002192 and 20240420002201.

It is not an unprimeable number, because it can be changed into a prime (20240420002223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99252254 + ... + 99455973.

It is an arithmetic number, because the mean of its divisors is an integer number (968106486816).

Almost surely, 2^{20240420002220} is an apocalyptic number.

20240420002220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20240420002220 is an abundant number, since it is smaller than the sum of its proper divisors (26228691364948).

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

20240420002220 is a wasteful number, since it uses less digits than its factorization.

20240420002220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198708710 (or 198708708 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 20240420002220 its reverse (2220002404202), we get a palindrome (22460422406422).

The spelling of 20240420002220 in words is "twenty trillion, two hundred forty billion, four hundred twenty million, two thousand, two hundred twenty".