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2101112020000 = 2554715007943
BaseRepresentation
bin11110100100110100000…
…010010001110000100000
321102212100002221122212201
4132210310002101300200
5233411034134120000
64245123150302544
7304541341331260
oct36446402216040
97385302848781
102101112020000
11740092a60a84
1229b2621b7a54
131231985728c6
14739a149b7a0
15399c4b7496a
hex1e934091c20

2101112020000 has 120 divisors (see below), whose sum is σ = 5907486949056. Its totient is φ = 720381216000.

The previous prime is 2101112019967. The next prime is 2101112020013. The reversal of 2101112020000 is 202111012.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7363972 + ... + 7643971.

Almost surely, 22101112020000 is an apocalyptic number.

2101112020000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2101112020000 is an abundant number, since it is smaller than the sum of its proper divisors (3806374929056).

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

2101112020000 is an equidigital number, since it uses as much as digits as its factorization.

2101112020000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15007980 (or 15007957 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2101112020000 its reverse (202111012), we get a palindrome (2101314131012).

The spelling of 2101112020000 in words is "two trillion, one hundred one billion, one hundred twelve million, twenty thousand".

Divisors: 1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 70 80 100 112 125 140 160 175 200 224 250 280 350 400 500 560 625 700 800 875 1000 1120 1250 1400 1750 2000 2500 2800 3500 4000 4375 5000 5600 7000 8750 10000 14000 17500 20000 28000 35000 70000 140000 15007943 30015886 60031772 75039715 105055601 120063544 150079430 210111202 240127088 300158860 375198575 420222404 480254176 525278005 600317720 750397150 840444808 1050556010 1200635440 1500794300 1680889616 1875992875 2101112020 2401270880 2626390025 3001588600 3361779232 3751985750 4202224040 5252780050 6003177200 7503971500 8404448080 9379964375 10505560100 12006354400 13131950125 15007943000 16808896160 18759928750 21011120200 26263900250 30015886000 37519857500 42022240400 52527800500 60031772000 65659750625 75039715000 84044480800 105055601000 131319501250 150079430000 210111202000 262639002500 300158860000 420222404000 525278005000 1050556010000 2101112020000