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2122110020000 = 2554106105501
BaseRepresentation
bin11110111000010111100…
…111010010100110100000
321111212112111101120202102
4132320113213102212200
5234232040131120000
64302514530305532
7306213602356205
oct36702747224640
97455474346672
102122110020000
11748a88868193
122a33424282a8
13125163937289
14749d412dcac
153a3033293d5
hex1ee179d29a0

2122110020000 has 60 divisors (see below), whose sum is σ = 5220709014906. Its totient is φ = 848844000000.

The previous prime is 2122110019993. The next prime is 2122110020071. The reversal of 2122110020000 is 200112212.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 458020339984 + 1664089680016 = 676772^2 + 1289996^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 53032751 + ... + 53072750.

Almost surely, 22122110020000 is an apocalyptic number.

2122110020000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2122110020000 is an abundant number, since it is smaller than the sum of its proper divisors (3098598994906).

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

2122110020000 is an equidigital number, since it uses as much as digits as its factorization.

2122110020000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106105531 (or 106105508 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2122110020000 its reverse (200112212), we get a palindrome (2122310132212).

The spelling of 2122110020000 in words is "two trillion, one hundred twenty-two billion, one hundred ten million, twenty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 200 250 400 500 625 800 1000 1250 2000 2500 4000 5000 10000 20000 106105501 212211002 424422004 530527505 848844008 1061055010 1697688016 2122110020 2652637525 3395376032 4244220040 5305275050 8488440080 10610550100 13263187625 16976880160 21221100200 26526375250 42442200400 53052750500 66315938125 84884400800 106105501000 132631876250 212211002000 265263752500 424422004000 530527505000 1061055010000 2122110020000