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12110100122020 = 22529173120690653
BaseRepresentation
bin1011000000111001101000…
…1101110100100110100100
31120212201021200212210202111
42300032122031310212210
53041402441112401040
641431145253450404
72356632366423625
oct260163215644644
946781250783674
1012110100122020
11394995689a08a
121437028040a04
1369ac92873994
142dc1bc1c5a4c
15160028be3dea
hexb039a3749a4

12110100122020 has 48 divisors (see below), whose sum is σ = 26460218982960. Its totient is φ = 4649969440256.

The previous prime is 12110100122009. The next prime is 12110100122039. The reversal of 12110100122020 is 2022100101121.

It can be written as a sum of positive squares in 8 ways, for example, as 3263379876 + 12106836742144 = 57126^2 + 3479488^2 .

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, 60244987 + ... + 60445666.

It is an arithmetic number, because the mean of its divisors is an integer number (551254562145).

Almost surely, 212110100122020 is an apocalyptic number.

12110100122020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12110100122020 is an abundant number, since it is smaller than the sum of its proper divisors (14350118860940).

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

12110100122020 is a wasteful number, since it uses less digits than its factorization.

12110100122020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120690864 (or 120690862 counting only the distinct ones).

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

Adding to 12110100122020 its reverse (2022100101121), we get a palindrome (14132200223141).

The spelling of 12110100122020 in words is "twelve trillion, one hundred ten billion, one hundred million, one hundred twenty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 29 58 116 145 173 290 346 580 692 865 1730 3460 5017 10034 20068 25085 50170 100340 120690653 241381306 482762612 603453265 1206906530 2413813060 3500028937 7000057874 14000115748 17500144685 20879482969 35000289370 41758965938 70000578740 83517931876 104397414845 208794829690 417589659380 605505006101 1211010012202 2422020024404 3027525030505 6055050061010 12110100122020