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10020201 = 319367479
BaseRepresentation
bin100110001110…
…010101101001
3200212002010120
4212032111221
510031121301
6554433453
7151112262
oct46162551
920762116
1010020201
115724364
123432889
1320cab19
14148b969
15d2de36
hex98e569

10020201 has 16 divisors (see below), whose sum is σ = 14131200. Its totient is φ = 6298128.

The previous prime is 10020193. The next prime is 10020253. The reversal of 10020201 is 10202001.

Adding to 10020201 its reverse (10202001), we get a palindrome (20222202).

It can be divided in two parts, 100 and 20201, that added together give a triangular number (20301 = T201).

It is a happy number.

10020201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10020201 - 23 = 10020193 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10020201.

It is not an unprimeable number, because it can be changed into a prime (10020271) 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, 20680 + ... + 21158.

It is an arithmetic number, because the mean of its divisors is an integer number (883200).

Almost surely, 210020201 is an apocalyptic number.

It is an amenable number.

10020201 is a deficient number, since it is larger than the sum of its proper divisors (4110999).

10020201 is a wasteful number, since it uses less digits than its factorization.

10020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 868.

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 10020201 is about 3165.4701072668. The cubic root of 10020201 is about 215.5884438763.

The spelling of 10020201 in words is "ten million, twenty thousand, two hundred one".

Divisors: 1 3 19 57 367 479 1101 1437 6973 9101 20919 27303 175793 527379 3340067 10020201