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203010201000 = 23325367336667
BaseRepresentation
bin1011110100010001011…
…0011101010110101000
3201102000010111201222100
42331010112131112220
511311231102413000
6233132301053400
720444532144135
oct2750426352650
9642003451870
10203010201000
1179106a69822
1233417857260
13161b3b658b9
149b7bbc158c
155432880a00
hex2f4459d5a8

203010201000 has 192 divisors, whose sum is σ = 696417958080. Its totient is φ = 53327894400.

The previous prime is 203010200989. The next prime is 203010201001. The reversal of 203010201000 is 102010302.

It is a happy number.

203010201000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (203010201001) 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 47 ways as a sum of consecutive naturals, for example, 434667 + ... + 771333.

It is an arithmetic number, because the mean of its divisors is an integer number (3627176865).

Almost surely, 2203010201000 is an apocalyptic number.

203010201000 is a gapful number since it is divisible by the number (20) 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 203010201000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (348208979040).

203010201000 is an abundant number, since it is smaller than the sum of its proper divisors (493407757080).

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

203010201000 is a wasteful number, since it uses less digits than its factorization.

203010201000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336761 (or 336744 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

Adding to 203010201000 its reverse (102010302), we get a palindrome (203112211302).

The spelling of 203010201000 in words is "two hundred three billion, ten million, two hundred one thousand".