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100220200000 = 26552321787
BaseRepresentation
bin101110101010110010…
…1101110010001000000
3100120200111222122212021
41131111211232101000
53120222332400000
6114012430411224
710145356434004
oct1352545562100
9316614878767
10100220200000
1139559765678
121750b660b14
1395b231a1bb
144bca3c0704
15291873411a
hex175596e440

100220200000 has 168 divisors, whose sum is σ = 259396772544. Its totient is φ = 38343360000.

The previous prime is 100220199983. The next prime is 100220200001. The reversal of 100220200000 is 2022001.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (100220200001) 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 23 ways as a sum of consecutive naturals, for example, 4589107 + ... + 4610893.

It is an arithmetic number, because the mean of its divisors is an integer number (1544028408).

Almost surely, 2100220200000 is an apocalyptic number.

100220200000 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 100220200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129698386272).

100220200000 is an abundant number, since it is smaller than the sum of its proper divisors (159176572544).

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

100220200000 is an frugal number, since it uses more digits than its factorization.

100220200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21847 (or 21817 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 7.

Adding to 100220200000 its reverse (2022001), we get a palindrome (100222222001).

The spelling of 100220200000 in words is "one hundred billion, two hundred twenty million, two hundred thousand".