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212001000212210 = 251119106395424163
BaseRepresentation
bin110000001101000001010100…
…010011110100011011110010
31000210122002122012210012120112
4300031001110103310123302
5210241411022023242320
62030515525345341322
762440365263103566
oct6015012423643362
91023562565705515
10212001000212210
1161606134846410
121b93b26a037842
13913a7bac613c1
143a4cc903a76a6
151979974bd3ec5
hexc0d0544f46f2

212001000212210 has 64 divisors (see below), whose sum is σ = 438615261342720. Its totient is φ = 72965131231680.

The previous prime is 212001000212189. The next prime is 212001000212233. The reversal of 212001000212210 is 12212000100212.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45490412 + ... + 49933751.

It is an arithmetic number, because the mean of its divisors is an integer number (6853363458480).

Almost surely, 2212001000212210 is an apocalyptic number.

212001000212210 is an abundant number, since it is smaller than the sum of its proper divisors (226614261130510).

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

212001000212210 is a wasteful number, since it uses less digits than its factorization.

212001000212210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95425263.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 212001000212210 its reverse (12212000100212), we get a palindrome (224213000312422).

The spelling of 212001000212210 in words is "two hundred twelve trillion, one billion, two hundred twelve thousand, two hundred ten".

Divisors: 1 2 5 10 11 19 22 38 55 95 110 190 209 418 1045 1063 2090 2126 5315 10630 11693 20197 23386 40394 58465 100985 116930 201970 222167 444334 1110835 2221670 95424163 190848326 477120815 954241630 1049665793 1813059097 2099331586 3626118194 5248328965 9065295485 10496657930 18130590970 19943650067 39887300134 99718250335 101435885269 199436500670 202871770538 507179426345 1014358852690 1115794737959 1927281820111 2231589475918 3854563640222 5578973689795 9636409100555 11157947379590 19272818201110 21200100021221 42400200042442 106000500106105 212001000212210