100043103220 has 48 divisors (see below), whose sum is σ = 226784396160. Its totient is φ = 36957447296.

The previous prime is 100043103137. The next prime is 100043103221. The reversal of 100043103220 is 22301340001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100043103194 and 100043103203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100043103221) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3736402 + ... + 3763081.

It is an arithmetic number, because the mean of its divisors is an integer number (4724674920).

Almost surely, 2^100043103220 is an apocalyptic number.

100043103220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100043103220 is an abundant number, since it is smaller than the sum of its proper divisors (126741292940).

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

100043103220 is a wasteful number, since it uses less digits than its factorization.

100043103220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7499544 (or 7499542 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 100043103220 its reverse (22301340001), we get a palindrome (122344443221).

The spelling of 100043103220 in words is "one hundred billion, forty-three million, one hundred three thousand, two hundred twenty".