100220102000 has 80 divisors (see below), whose sum is σ = 242408136672. Its totient is φ = 40075481600.

The previous prime is 100220101987. The next prime is 100220102011. The reversal of 100220102000 is 201022001.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 8908379 + ... + 8919621.

Almost surely, 2^100220102000 is an apocalyptic number.

100220102000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100220102000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121204068336).

100220102000 is an abundant number, since it is smaller than the sum of its proper divisors (142188034672).

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

100220102000 is a wasteful number, since it uses less digits than its factorization.

100220102000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15723 (or 15707 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 100220102000 its reverse (201022001), we get a palindrome (100421124001).

The spelling of 100220102000 in words is "one hundred billion, two hundred twenty million, one hundred two thousand".