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2212011110020 = 2252711373297247
BaseRepresentation
bin100000001100000110001…
…000101110111010000100
321211110120212011010220011
4200030012020232322010
5242220144321010040
64412103414520004
7315545461130365
oct40140610567204
97743525133804
102212011110020
11783121671798
122b8852066004
13130790107c2a
14790c1c41b6c
153c815b693ea
hex2030622ee84

2212011110020 has 48 divisors (see below), whose sum is σ = 4665775822848. Its totient is φ = 880894465920.

The previous prime is 2212011110009. The next prime is 2212011110033. The reversal of 2212011110020 is 200111102122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7293037 + ... + 7590283.

It is an arithmetic number, because the mean of its divisors is an integer number (97203662976).

Almost surely, 22212011110020 is an apocalyptic number.

2212011110020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2212011110020 is an abundant number, since it is smaller than the sum of its proper divisors (2453764712828).

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

2212011110020 is a wasteful number, since it uses less digits than its factorization.

2212011110020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298900 (or 298898 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2212011110020 its reverse (200111102122), we get a palindrome (2412122212142).

The spelling of 2212011110020 in words is "two trillion, two hundred twelve billion, eleven million, one hundred ten thousand, twenty".

Divisors: 1 2 4 5 10 20 271 542 1084 1355 1373 2710 2746 5420 5492 6865 13730 27460 297247 372083 594494 744166 1188988 1486235 1488332 1860415 2972470 3720830 5944940 7441660 80553937 161107874 322215748 402769685 408120131 805539370 816240262 1611078740 1632480524 2040600655 4081201310 8162402620 110600555501 221201111002 442402222004 553002777505 1106005555010 2212011110020