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12110103021 = 313732940059
BaseRepresentation
bin10110100011101000…
…11000000111101101
31011020222021222022010
423101310120013231
5144300141244041
65321401311433
7606046114542
oct132164300755
934228258263
1012110103021
115154923705
12241b795579
1311acc04a43
1482c4bcbc9
154ad26da16
hex2d1d181ed

12110103021 has 8 divisors (see below), whose sum is σ = 16158569760. Its totient is φ = 8067519152.

The previous prime is 12110103007. The next prime is 12110103023. The reversal of 12110103021 is 12030101121.

12110103021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12110103021 - 26 = 12110102957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12110102988 and 12110103006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12110103023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1465911 + ... + 1474148.

It is an arithmetic number, because the mean of its divisors is an integer number (2019821220).

Almost surely, 212110103021 is an apocalyptic number.

It is an amenable number.

12110103021 is a deficient number, since it is larger than the sum of its proper divisors (4048466739).

12110103021 is a wasteful number, since it uses less digits than its factorization.

12110103021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2941435.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 12110103021 its reverse (12030101121), we get a palindrome (24140204142).

The spelling of 12110103021 in words is "twelve billion, one hundred ten million, one hundred three thousand, twenty-one".

Divisors: 1 3 1373 4119 2940059 8820177 4036701007 12110103021