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13203210201 = 314975739019
BaseRepresentation
bin11000100101111100…
…01111111111011001
31021002011011120110020
430102332033333121
5204020010211301
610022050341053
7645121302126
oct142276177731
937064146406
1013203210201
115665960275
12268588a789
13132551121c
148d374574d
155241e2436
hex312f8ffd9

13203210201 has 16 divisors (see below), whose sum is σ = 17746296000. Its totient is φ = 8731291968.

The previous prime is 13203210179. The next prime is 13203210211. The reversal of 13203210201 is 10201230231.

It is not a de Polignac number, because 13203210201 - 27 = 13203210073 is a prime.

It is a super-3 number, since 3×132032102013 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (13203210211) 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, 318870 + ... + 357888.

It is an arithmetic number, because the mean of its divisors is an integer number (1109143500).

Almost surely, 213203210201 is an apocalyptic number.

It is an amenable number.

13203210201 is a deficient number, since it is larger than the sum of its proper divisors (4543085799).

13203210201 is a wasteful number, since it uses less digits than its factorization.

13203210201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39928.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 13203210201 its reverse (10201230231), we get a palindrome (23404440432).

The spelling of 13203210201 in words is "thirteen billion, two hundred three million, two hundred ten thousand, two hundred one".

Divisors: 1 3 149 447 757 2271 39019 112793 117057 338379 5813831 17441493 29537383 88612149 4401070067 13203210201