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201313123201 = 2344947940697
BaseRepresentation
bin1011101101111100110…
…0100111101110000001
3201020121212011020220001
42323133030213232001
511244242124420301
6232252034520001
720354504212351
oct2733714475601
9636555136801
10201313123201
1178416012093
1233023436001
1315ca33a0458
149a5a65ab61
1553838a7c01
hex2edf327b81

201313123201 has 16 divisors (see below), whose sum is σ = 210978432000. Its totient is φ = 191725692928.

The previous prime is 201313123169. The next prime is 201313123211. The reversal of 201313123201 is 102321313102.

It is a cyclic number.

It is not a de Polignac number, because 201313123201 - 25 = 201313123169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201313123211) 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, 4926285 + ... + 4966981.

It is an arithmetic number, because the mean of its divisors is an integer number (13186152000).

Almost surely, 2201313123201 is an apocalyptic number.

It is an amenable number.

201313123201 is a deficient number, since it is larger than the sum of its proper divisors (9665308799).

201313123201 is a wasteful number, since it uses less digits than its factorization.

201313123201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41648.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 201313123201 its reverse (102321313102), we get a palindrome (303634436303).

The spelling of 201313123201 in words is "two hundred one billion, three hundred thirteen million, one hundred twenty-three thousand, two hundred one".

Divisors: 1 23 449 479 10327 11017 40697 215071 936031 4946633 18272953 19493863 420277919 448358849 8752744487 201313123201