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12120102110 = 251212010211
BaseRepresentation
bin10110100100110101…
…00001010011011110
31011021200002222110202
423102122201103132
5144310221231420
65322355503502
7606230111444
oct132232412336
934250088422
1012120102110
11515a533116
122422bb7b92
1311b1cc606c
1482d962b94
154ae096575
hex2d26a14de

12120102110 has 8 divisors (see below), whose sum is σ = 21816183816. Its totient is φ = 4848040840.

The previous prime is 12120102101. The next prime is 12120102131. The reversal of 12120102110 is 1120102121.

12120102110 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 junction number, because it is equal to n+sod(n) for n = 12120102091 and 12120102100.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 606005096 + ... + 606005115.

It is an arithmetic number, because the mean of its divisors is an integer number (2727022977).

Almost surely, 212120102110 is an apocalyptic number.

12120102110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12120102110 is a deficient number, since it is larger than the sum of its proper divisors (9696081706).

12120102110 is a wasteful number, since it uses less digits than its factorization.

12120102110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1212010218.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12120102110 its sum of digits (11), we get a palindrome (12120102121).

Adding to 12120102110 its reverse (1120102121), we get a palindrome (13240204231).

The spelling of 12120102110 in words is "twelve billion, one hundred twenty million, one hundred two thousand, one hundred ten".

Divisors: 1 2 5 10 1212010211 2424020422 6060051055 12120102110