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12102100210211 = 111297848258233
BaseRepresentation
bin1011000000011011110101…
…1000100101001000100011
31120211221122011122011211112
42300012331120211020203
53041240100123211321
641423343355533535
72356230216331604
oct260067530451043
946757564564745
1012102100210211
113946521081a20
121435574a5a2ab
1369a2b9361a5b
142dba5d941dab
1515ec0b714a5b
hexb01bd625223

12102100210211 has 8 divisors (see below), whose sum is σ = 13212470252784. Its totient is φ = 10993426686720.

The previous prime is 12102100210201. The next prime is 12102100210229. The reversal of 12102100210211 is 11201200120121.

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

It is a cyclic number.

It is not a de Polignac number, because 12102100210211 - 218 = 12102099948067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12102100210201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 424114850 + ... + 424143383.

It is an arithmetic number, because the mean of its divisors is an integer number (1651558781598).

Almost surely, 212102100210211 is an apocalyptic number.

12102100210211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12102100210211 is a deficient number, since it is larger than the sum of its proper divisors (1110370042573).

12102100210211 is a wasteful number, since it uses less digits than its factorization.

12102100210211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848259541.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12102100210211 its reverse (11201200120121), we get a palindrome (23303300330332).

The spelling of 12102100210211 in words is "twelve trillion, one hundred two billion, one hundred million, two hundred ten thousand, two hundred eleven".

Divisors: 1 11 1297 14267 848258233 9330840563 1100190928201 12102100210211