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211100011122102 = 23120067293030851
BaseRepresentation
bin101111111111111010001101…
…001011001100110110110110
31000200102222000201212010210020
4233333322031023030312312
5210132130310321401402
62024550001210310010
762315321032151454
oct5777721513146666
91020388021763706
10211100011122102
1161299014a04583
121b81471a728306
1390a38515b7b9b
143a1b41b8b39d4
1519612e092d8bc
hexbffe8d2ccdb6

211100011122102 has 16 divisors (see below), whose sum is σ = 422203540055232. Its totient is φ = 70366084072200.

The previous prime is 211100011122089. The next prime is 211100011122113. The reversal of 211100011122102 is 201221110001112.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145795024 + ... + 147235827.

It is an arithmetic number, because the mean of its divisors is an integer number (26387721253452).

Almost surely, 2211100011122102 is an apocalyptic number.

211100011122102 is an abundant number, since it is smaller than the sum of its proper divisors (211103528933130).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211100011122102 is a wasteful number, since it uses less digits than its factorization.

211100011122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293150923.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 211100011122102 its reverse (201221110001112), we get a palindrome (412321121123214).

The spelling of 211100011122102 in words is "two hundred eleven trillion, one hundred billion, eleven million, one hundred twenty-two thousand, one hundred two".

Divisors: 1 2 3 6 120067 240134 360201 720402 293030851 586061702 879092553 1758185106 35183335187017 70366670374034 105550005561051 211100011122102