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12130212023 = 31355696959
BaseRepresentation
bin10110100110000010…
…00101100010110111
31011022101010121122222
423103001011202313
5144320313241043
65323400312555
7606412046426
oct132301054267
934271117588
1012130212023
115165208916
12242647275b
1311b4125967
148310352bd
154aede1d68
hex2d30458b7

12130212023 has 8 divisors (see below), whose sum is σ = 12172900800. Its totient is φ = 12087548928.

The previous prime is 12130211987. The next prime is 12130212043. The reversal of 12130212023 is 32021203121.

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 12130212023 - 28 = 12130211767 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12130211992 and 12130212010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12130212043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1739618 + ... + 1746576.

It is an arithmetic number, because the mean of its divisors is an integer number (1521612600).

Almost surely, 212130212023 is an apocalyptic number.

12130212023 is a deficient number, since it is larger than the sum of its proper divisors (42688777).

12130212023 is an equidigital number, since it uses as much as digits as its factorization.

12130212023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12841.

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

Adding to 12130212023 its reverse (32021203121), we get a palindrome (44151415144).

The spelling of 12130212023 in words is "twelve billion, one hundred thirty million, two hundred twelve thousand, twenty-three".

Divisors: 1 313 5569 6959 1743097 2178167 38754671 12130212023