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130220210123 = 614215070683
BaseRepresentation
bin111100101000110111…
…0101011011111001011
3110110010021022002010022
41321101232223133023
54113142333210443
6135453343011055
712256656344243
oct1712156533713
9413107262108
10130220210123
1150253a06273
12212a2599a8b
13c3836b6a93
14643482cb23
1535c2360e68
hex1e51bab7cb

130220210123 has 8 divisors (see below), whose sum is σ = 132669376176. Its totient is φ = 127781186400.

The previous prime is 130220210119. The next prime is 130220210147. The reversal of 130220210123 is 321012022031.

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 130220210123 - 22 = 130220210119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130220210173) 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 7 ways as a sum of consecutive naturals, for example, 2509661 + ... + 2561022.

It is an arithmetic number, because the mean of its divisors is an integer number (16583672022).

Almost surely, 2130220210123 is an apocalyptic number.

130220210123 is a deficient number, since it is larger than the sum of its proper divisors (2449166053).

130220210123 is an equidigital number, since it uses as much as digits as its factorization.

130220210123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5071165.

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

Adding to 130220210123 its reverse (321012022031), we get a palindrome (451232232154).

The spelling of 130220210123 in words is "one hundred thirty billion, two hundred twenty million, two hundred ten thousand, one hundred twenty-three".

Divisors: 1 61 421 25681 5070683 309311663 2134757543 130220210123