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211100210201 = 19431235710937
BaseRepresentation
bin1100010010011010001…
…1011001010000011001
3202011212221021210021202
43010212203121100121
511424313123211301
6240551134043545
721152155115606
oct3044643312031
9664787253252
10211100210201
1181588624441
1234ab50495b5
1316ba2c31baa
14a3083d96ad
155757c0a66b
hex31268d9419

211100210201 has 16 divisors (see below), whose sum is σ = 222841186560. Its totient is φ = 199422771840.

The previous prime is 211100210179. The next prime is 211100210213. The reversal of 211100210201 is 102012001112.

It is not a de Polignac number, because 211100210201 - 214 = 211100193817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211100210261) 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, 19296005 + ... + 19306941.

It is an arithmetic number, because the mean of its divisors is an integer number (13927574160).

Almost surely, 2211100210201 is an apocalyptic number.

It is an amenable number.

211100210201 is a deficient number, since it is larger than the sum of its proper divisors (11740976359).

211100210201 is a wasteful number, since it uses less digits than its factorization.

211100210201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13744.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 211100210201 its reverse (102012001112), we get a palindrome (313112211313).

The spelling of 211100210201 in words is "two hundred eleven billion, one hundred million, two hundred ten thousand, two hundred one".

Divisors: 1 19 431 2357 8189 10937 44783 207803 1015867 4713847 19301473 25778509 89563093 489791671 11110537379 211100210201