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100310211211 = 7477919319997
BaseRepresentation
bin101110101101011110…
…1000101101010001011
3100120220210100201000211
41131122331011222023
53120413403224321
6114025403541551
710150531504240
oct1353275055213
9316823321024
10100310211211
11395a5554401
121753582a8b7
1395c7b74282
144bd83315c7
1529215b40e1
hex175af45a8b

100310211211 has 32 divisors (see below), whose sum is σ = 119181680640. Its totient is φ = 82650986496.

The previous prime is 100310211173. The next prime is 100310211223. The reversal of 100310211211 is 112112013001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 100310211211 - 229 = 99773340299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100310211191 and 100310211200.

It is not an unprimeable number, because it can be changed into a prime (100310211011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5006265 + ... + 5026261.

It is an arithmetic number, because the mean of its divisors is an integer number (3724427520).

Almost surely, 2100310211211 is an apocalyptic number.

100310211211 is a deficient number, since it is larger than the sum of its proper divisors (18871469429).

100310211211 is a wasteful number, since it uses less digits than its factorization.

100310211211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20323.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 100310211211 its reverse (112112013001), we get a palindrome (212422224212).

The spelling of 100310211211 in words is "one hundred billion, three hundred ten million, two hundred eleven thousand, two hundred eleven".

Divisors: 1 7 47 79 193 329 553 1351 3713 9071 15247 19997 25991 63497 106729 139979 716609 939859 1579763 3859421 5016263 6579013 11058341 27015947 74248861 181392787 304894259 519742027 1269749509 2134259813 14330030173 100310211211