2100220412424 has 16 divisors (see below), whose sum is σ = 5250551031120. Its totient is φ = 700073470800.

The previous prime is 2100220412377. The next prime is 2100220412431. The reversal of 2100220412424 is 4242140220012.

It is a happy number.

It is a super-3 number, since 3×2100220412424³ (a number of 38 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 87509183851 = 2100220412424 / (2 + 1 + 0 + 0 + 2 + 2 + 0 + 4 + 1 + 2 + 4 + 2 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 2100220412394 and 2100220412403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43754591902 + ... + 43754591949.

It is an arithmetic number, because the mean of its divisors is an integer number (328159439445).

Almost surely, 2^{2100220412424} is an apocalyptic number.

2100220412424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2100220412424 is an abundant number, since it is smaller than the sum of its proper divisors (3150330618696).

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

2100220412424 is a wasteful number, since it uses less digits than its factorization.

2100220412424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87509183860 (or 87509183856 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 2100220412424 its reverse (4242140220012), we get a palindrome (6342360632436).

The spelling of 2100220412424 in words is "two trillion, one hundred billion, two hundred twenty million, four hundred twelve thousand, four hundred twenty-four".