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10020320200 = 235211171132371
BaseRepresentation
bin10010101010100000…
…11111001111001000
3221212100000000012101
421111100133033020
5131010200221300
64334150123144
7503212213342
oct112520371710
927770000171
1010020320200
114282233970
121b379504b4
13c38c83567
146b0b32292
153d9a73b6a
hex25541f3c8

10020320200 has 192 divisors, whose sum is σ = 27159779520. Its totient is φ = 3397632000.

The previous prime is 10020320197. The next prime is 10020320201. The reversal of 10020320200 is 202302001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (10020320201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4225015 + ... + 4227385.

It is an arithmetic number, because the mean of its divisors is an integer number (141457185).

Almost surely, 210020320200 is an apocalyptic number.

10020320200 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 10020320200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13579889760).

10020320200 is an abundant number, since it is smaller than the sum of its proper divisors (17139459320).

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

10020320200 is a wasteful number, since it uses less digits than its factorization.

10020320200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2528 (or 2519 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

Adding to 10020320200 its reverse (202302001), we get a palindrome (10222622201).

The spelling of 10020320200 in words is "ten billion, twenty million, three hundred twenty thousand, two hundred".