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120112501223 = 11132965943951
BaseRepresentation
bin110111111011101000…
…0110101000111100111
3102111000211212021011102
41233313100311013213
53431442300014343
6131102351430315
711451333262211
oct1576720650747
9374024767142
10120112501223
1146a37414a40
121b34152539b
13b4325b7040
145b5626d5b1
1531cecc93b8
hex1bf74351e7

120112501223 has 32 divisors (see below), whose sum is σ = 146201932800. Its totient is φ = 97168176000.

The previous prime is 120112501193. The next prime is 120112501253. The reversal of 120112501223 is 322105211021.

It is an interprime number because it is at equal distance from previous prime (120112501193) and next prime (120112501253).

It is a cyclic number.

It is not a de Polignac number, because 120112501223 - 222 = 120108306919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120112501195 and 120112501204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120112501253) 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 31 ways as a sum of consecutive naturals, for example, 2710898 + ... + 2754848.

It is an arithmetic number, because the mean of its divisors is an integer number (4568810400).

Almost surely, 2120112501223 is an apocalyptic number.

120112501223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

120112501223 is a deficient number, since it is larger than the sum of its proper divisors (26089431577).

120112501223 is a wasteful number, since it uses less digits than its factorization.

120112501223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44663.

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 120112501223 its reverse (322105211021), we get a palindrome (442217712244).

The spelling of 120112501223 in words is "one hundred twenty billion, one hundred twelve million, five hundred one thousand, two hundred twenty-three".

Divisors: 1 11 13 29 143 319 377 659 4147 7249 8567 19111 43951 94237 210221 248443 483461 571363 1274579 2732873 6284993 14020369 16569527 28963709 182264797 318600799 376528217 839947561 4141810387 9239423171 10919318293 120112501223