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211332201 = 3151466517
BaseRepresentation
bin11001001100010…
…10110001101001
3112201122210021120
430212022301221
5413100112301
632545325453
75144202603
oct1446126151
9481583246
10211332201
11a9323013
125a936889
1334a24352
14200d2173
1513846e36
hexc98ac69

211332201 has 8 divisors (see below), whose sum is σ = 283642944. Its totient is φ = 139954800.

The previous prime is 211332181. The next prime is 211332203. The reversal of 211332201 is 102233112.

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

It is not a de Polignac number, because 211332201 - 217 = 211201129 is a prime.

It is a super-2 number, since 2×2113322012 = 89322598359008802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211332203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232806 + ... + 233711.

It is an arithmetic number, because the mean of its divisors is an integer number (35455368).

Almost surely, 2211332201 is an apocalyptic number.

It is an amenable number.

211332201 is a deficient number, since it is larger than the sum of its proper divisors (72310743).

211332201 is a wasteful number, since it uses less digits than its factorization.

211332201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466671.

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

The square root of 211332201 is about 14537.2693790822. The cubic root of 211332201 is about 595.6464513143.

Adding to 211332201 its reverse (102233112), we get a palindrome (313565313).

The spelling of 211332201 in words is "two hundred eleven million, three hundred thirty-two thousand, two hundred one".

Divisors: 1 3 151 453 466517 1399551 70444067 211332201