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212001122000211 = 3734392205106271
BaseRepresentation
bin110000001101000001011011…
…100100011001110101010011
31000210122002221200221200022020
4300031001123210121311103
5210241411244213001321
62030515545415542523
762440401302222625
oct6015013344316523
91023562850850266
10212001122000211
1161606197569555
121b93b2a298aa43
13913a80a2630cb
143a4cca262ac15
15197998073e4c6
hexc0d05b919d53

212001122000211 has 16 divisors (see below), whose sum is σ = 287193040865280. Its totient is φ = 139080462661440.

The previous prime is 212001122000207. The next prime is 212001122000231. The reversal of 212001122000211 is 112000221100212.

It is not a de Polignac number, because 212001122000211 - 22 = 212001122000207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212001122000231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1102456995 + ... + 1102649276.

It is an arithmetic number, because the mean of its divisors is an integer number (17949565054080).

Almost surely, 2212001122000211 is an apocalyptic number.

212001122000211 is a deficient number, since it is larger than the sum of its proper divisors (75191918865069).

212001122000211 is a wasteful number, since it uses less digits than its factorization.

212001122000211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2205106786.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 212001122000211 its reverse (112000221100212), we get a palindrome (324001343100423).

The spelling of 212001122000211 in words is "two hundred twelve trillion, one billion, one hundred twenty-two million, two hundred eleven", and thus it is an aban number.

Divisors: 1 3 73 219 439 1317 32047 96141 2205106271 6615318813 160972757783 482918273349 968041652969 2904124958907 70667040666737 212001122000211