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10212101 = 191094931
BaseRepresentation
bin100110111101…
…001100000101
3201012211100222
4212331030011
510103241401
61002514125
7152541614
oct46751405
921184328
1010212101
115845559
123505945
132167283
1414db87b
15d6ac1b
hex9bd305

10212101 has 8 divisors (see below), whose sum is σ = 10850400. Its totient is φ = 9583920.

The previous prime is 10212077. The next prime is 10212119. The reversal of 10212101 is 10121201.

Adding to 10212101 its reverse (10121201), we get a palindrome (20333302).

10212101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10212101 - 210 = 10211077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395 + ... + 4536.

It is an arithmetic number, because the mean of its divisors is an integer number (1356300).

Almost surely, 210212101 is an apocalyptic number.

It is an amenable number.

10212101 is a deficient number, since it is larger than the sum of its proper divisors (638299).

10212101 is a wasteful number, since it uses less digits than its factorization.

10212101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5059.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 10212101 is about 3195.6378080127. The cubic root of 10212101 is about 216.9560176174.

The spelling of 10212101 in words is "ten million, two hundred twelve thousand, one hundred one".

Divisors: 1 19 109 2071 4931 93689 537479 10212101