Search a number
-
+
211203310201 = 13237532512539
BaseRepresentation
bin1100010010110010110…
…0101100001001111001
3202012011010021210220021
43010230230230021321
511430021021411301
6241005255530441
721154546341652
oct3045454541171
9665133253807
10211203310201
1181630842a54
1234b23689a21
1316bbb3bc700
14a317d96529
155761cc38a1
hex312cb2c279

211203310201 has 48 divisors (see below), whose sum is σ = 240360281280. Its totient is φ = 185294304000.

The previous prime is 211203310181. The next prime is 211203310211. The reversal of 211203310201 is 102013302112.

It is not a de Polignac number, because 211203310201 - 215 = 211203277433 is a prime.

It is a super-3 number, since 3×2112033102013 (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211203310211) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 83182390 + ... + 83184928.

It is an arithmetic number, because the mean of its divisors is an integer number (5007505860).

Almost surely, 2211203310201 is an apocalyptic number.

It is an amenable number.

211203310201 is a deficient number, since it is larger than the sum of its proper divisors (29156971079).

211203310201 is a wasteful number, since it uses less digits than its factorization.

211203310201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2906 (or 2893 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 211203310201 its reverse (102013302112), we get a palindrome (313216612313).

The spelling of 211203310201 in words is "two hundred eleven billion, two hundred three million, three hundred ten thousand, two hundred one".

Divisors: 1 13 37 53 169 251 481 689 1961 2539 3263 6253 8957 9287 13303 25493 33007 42419 93943 120731 134567 172939 331409 429091 492211 637289 1221259 1569503 1749371 2248207 4978979 6398743 8284757 15876367 22741823 23579693 33776317 64726727 83183659 107701841 306536009 439092121 841447451 1249723729 3984968117 5708197573 16246408477 211203310201