100244443420 has 48 divisors (see below), whose sum is σ = 229680124128. Its totient is φ = 36447887360.

The previous prime is 100244443381. The next prime is 100244443421. The reversal of 100244443420 is 24344442001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100244443421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2038644 + ... + 2087236.

It is an arithmetic number, because the mean of its divisors is an integer number (4785002586).

Almost surely, 2^100244443420 is an apocalyptic number.

100244443420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100244443420 is an abundant number, since it is smaller than the sum of its proper divisors (129435680708).

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

100244443420 is a wasteful number, since it uses less digits than its factorization.

100244443420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57990 (or 57988 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 100244443420 its reverse (24344442001), we get a palindrome (124588885421).

The spelling of 100244443420 in words is "one hundred billion, two hundred forty-four million, four hundred forty-three thousand, four hundred twenty".