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10201100000 = 25557131959
BaseRepresentation
bin10011000000000100…
…00110111011100000
3222022221011120110112
421200002012323200
5131342440200000
64404124550452
7510535630220
oct114002067340
928287146415
1010201100000
114365289463
121b883b2428
13c6756b360
146cab50080
153ea883235
hex260086ee0

10201100000 has 576 divisors, whose sum is σ = 33072883200. Its totient is φ = 3006720000.

The previous prime is 10201099919. The next prime is 10201100009. The reversal of 10201100000 is 110201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10201100009) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 172899971 + ... + 172900029.

It is an arithmetic number, because the mean of its divisors is an integer number (57418200).

Almost surely, 210201100000 is an apocalyptic number.

10201100000 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 10201100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16536441600).

10201100000 is an abundant number, since it is smaller than the sum of its proper divisors (22871783200).

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

10201100000 is an equidigital number, since it uses as much as digits as its factorization.

10201100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133 (or 105 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 5.

Adding to 10201100000 its reverse (110201), we get a palindrome (10201210201).

The spelling of 10201100000 in words is "ten billion, two hundred one million, one hundred thousand".