100144224220 has 24 divisors (see below), whose sum is σ = 210827333808. Its totient is φ = 39957792000.

The previous prime is 100144224211. The next prime is 100144224253. The reversal of 100144224220 is 22422441001.

It is a junction number, because it is equal to n+sod(n) for n = 100144224191 and 100144224200.

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, 6235386 + ... + 6251425.

It is an arithmetic number, because the mean of its divisors is an integer number (8784472242).

Almost surely, 2^100144224220 is an apocalyptic number.

100144224220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100144224220 is an abundant number, since it is smaller than the sum of its proper divisors (110683109588).

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

100144224220 is a wasteful number, since it uses less digits than its factorization.

100144224220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12487221 (or 12487219 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 100144224220 its reverse (22422441001), we get a palindrome (122566665221).

The spelling of 100144224220 in words is "one hundred billion, one hundred forty-four million, two hundred twenty-four thousand, two hundred twenty".