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1112110120220 = 225117171197831
BaseRepresentation
bin10000001011101110111…
…011011011110100011100
310221022112212101121121212
4100023232323123310130
5121210100142321340
62210521335243552
7143230061023331
oct20135673336434
93838485347555
101112110120220
11399709196610
1215b64b5195b8
1380b439b7a98
143bb7d98c988
151ddddc24a65
hex102eeedbd1c

1112110120220 has 48 divisors (see below), whose sum is σ = 2583626927616. Its totient is φ = 398707848000.

The previous prime is 1112110120097. The next prime is 1112110120223. The reversal of 1112110120220 is 220210112111.

It is a junction number, because it is equal to n+sod(n) for n = 1112110120195 and 1112110120204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112110120223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35583296 + ... + 35614535.

It is an arithmetic number, because the mean of its divisors is an integer number (53825560992).

Almost surely, 21112110120220 is an apocalyptic number.

1112110120220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112110120220 is an abundant number, since it is smaller than the sum of its proper divisors (1471516807396).

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

1112110120220 is a wasteful number, since it uses less digits than its factorization.

1112110120220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71197922 (or 71197920 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1112110120220 its reverse (220210112111), we get a palindrome (1332320232331).

The spelling of 1112110120220 in words is "one trillion, one hundred twelve billion, one hundred ten million, one hundred twenty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 71 110 142 220 284 355 710 781 1420 1562 3124 3905 7810 15620 71197831 142395662 284791324 355989155 711978310 783176141 1423956620 1566352282 3132704564 3915880705 5055046001 7831761410 10110092002 15663522820 20220184004 25275230005 50550460010 55605506011 101100920020 111211012022 222422024044 278027530055 556055060110 1112110120220