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212201001102209 = 754315581739777
BaseRepresentation
bin110000001111111011100101…
…010010101010101110000001
31000211100012212121202002220212
4300033323211102222232001
5210303200122240232314
62031151443310443505
762461005424445420
oct6017734522525601
91024305777662825
10212201001102209
1161682a37065249
121b971b85b03595
1391536125026b2
143a5882463b2b7
15197ec7d281e3e
hexc0fee54aab81

212201001102209 has 8 divisors (see below), whose sum is σ = 242560083792768. Its totient is φ = 181853081902080.

The previous prime is 212201001102191. The next prime is 212201001102241. The reversal of 212201001102209 is 902201100102212.

212201001102209 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-212201001102209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212201001102709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2790831872 + ... + 2790907905.

It is an arithmetic number, because the mean of its divisors is an integer number (30320010474096).

Almost surely, 2212201001102209 is an apocalyptic number.

It is an amenable number.

212201001102209 is a deficient number, since it is larger than the sum of its proper divisors (30359082690559).

212201001102209 is an equidigital number, since it uses as much as digits as its factorization.

212201001102209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5581745215.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 212201001102209 in words is "two hundred twelve trillion, two hundred one billion, one million, one hundred two thousand, two hundred nine".

Divisors: 1 7 5431 38017 5581739777 39072178439 30314428728887 212201001102209