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201330201 = 31723171637
BaseRepresentation
bin11000000000000…
…00111000011001
3112000211122010010
430000000320121
5403020031301
631551112133
74663164342
oct1400007031
9460748103
10201330201
11a37113a6
1257512649
13329318c7
141ca4b0c9
1512a1d5d6
hexc000e19

201330201 has 16 divisors (see below), whose sum is σ = 296590464. Its totient is φ = 120831744.

The previous prime is 201330197. The next prime is 201330211. The reversal of 201330201 is 102033102.

It is a happy number.

It is not a de Polignac number, because 201330201 - 22 = 201330197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201330211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84646 + ... + 86991.

It is an arithmetic number, because the mean of its divisors is an integer number (18536904).

Almost surely, 2201330201 is an apocalyptic number.

It is an amenable number.

201330201 is a deficient number, since it is larger than the sum of its proper divisors (95260263).

201330201 is a wasteful number, since it uses less digits than its factorization.

201330201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171680.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 201330201 is about 14189.0873913723. The cubic root of 201330201 is about 586.0971942905.

Adding to 201330201 its reverse (102033102), we get a palindrome (303363303).

The spelling of 201330201 in words is "two hundred one million, three hundred thirty thousand, two hundred one".

Divisors: 1 3 17 23 51 69 391 1173 171637 514911 2917829 3947651 8753487 11842953 67110067 201330201