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2112031011120 = 243516273540781
BaseRepresentation
bin11110101110111110110…
…110111011000100110000
321110220112001221212211020
4132232332312323010300
5234100414414323440
64254130442215440
7305406045246522
oct36567666730460
97426461855736
102112031011120
11744786499688
122a13aaab4580
131242187758b4
14743196c1a12
1539e135613d0
hex1ebbedbb130

2112031011120 has 80 divisors (see below), whose sum is σ = 6547710583392. Its totient is φ = 563172618240.

The previous prime is 2112031011109. The next prime is 2112031011179. The reversal of 2112031011120 is 211101302112.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2112031011120.

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, 3635130 + ... + 4175910.

Almost surely, 22112031011120 is an apocalyptic number.

2112031011120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2112031011120 is an abundant number, since it is smaller than the sum of its proper divisors (4435679572272).

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

2112031011120 is a wasteful number, since it uses less digits than its factorization.

2112031011120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557070 (or 557064 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 2112031011120 its reverse (211101302112), we get a palindrome (2323132313232).

The spelling of 2112031011120 in words is "two trillion, one hundred twelve billion, thirty-one million, eleven thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 16273 32546 48819 65092 81365 97638 130184 162730 195276 244095 260368 325460 390552 488190 540781 650920 781104 976380 1081562 1301840 1622343 1952760 2163124 2703905 3244686 3905520 4326248 5407810 6489372 8111715 8652496 10815620 12978744 16223430 21631240 25957488 32446860 43262480 64893720 129787440 8800129213 17600258426 26400387639 35200516852 44000646065 52800775278 70401033704 88001292130 105601550556 132001938195 140802067408 176002584260 211203101112 264003876390 352005168520 422406202224 528007752780 704010337040 1056015505560 2112031011120