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10212301223 = 23834285481
BaseRepresentation
bin10011000001011001…
…10101100110100111
3222100201020122122122
421200230311212213
5131403322114343
64405205020155
7511033061645
oct114054654647
928321218578
1010212301223
11437063a073
121b900b465b
13c699908b7
146cc428195
153eb847068
hex260b359a7

10212301223 has 4 divisors (see below), whose sum is σ = 10216589088. Its totient is φ = 10208013360.

The previous prime is 10212301219. The next prime is 10212301243. The reversal of 10212301223 is 32210321201.

10212301223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32210321201 = 47685325983.

It is a cyclic number.

It is not a de Polignac number, because 10212301223 - 22 = 10212301219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212301243) 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 3 ways as a sum of consecutive naturals, for example, 2140358 + ... + 2145123.

It is an arithmetic number, because the mean of its divisors is an integer number (2554147272).

Almost surely, 210212301223 is an apocalyptic number.

10212301223 is a deficient number, since it is larger than the sum of its proper divisors (4287865).

10212301223 is an equidigital number, since it uses as much as digits as its factorization.

10212301223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4287864.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 10212301223 its reverse (32210321201), we get a palindrome (42422622424).

The spelling of 10212301223 in words is "ten billion, two hundred twelve million, three hundred one thousand, two hundred twenty-three".

Divisors: 1 2383 4285481 10212301223