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130230120323 = 731783974251
BaseRepresentation
bin111100101001001010…
…0011110111110000011
3110110010221221120100202
41321102110132332003
54113202402322243
6135454335235415
712260136521042
oct1712224367603
9413127846322
10130230120323
1150259564a16
12212a5978b6b
13c3857767c4
146435c8c559
1535c316c4b8
hex1e5251ef83

130230120323 has 4 divisors (see below), whose sum is σ = 132014094648. Its totient is φ = 128446146000.

The previous prime is 130230120311. The next prime is 130230120341. The reversal of 130230120323 is 323021032031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 130230120323 - 220 = 130229071747 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130230120295 and 130230120304.

It is not an unprimeable number, because it can be changed into a prime (130230125323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 891987053 + ... + 891987198.

It is an arithmetic number, because the mean of its divisors is an integer number (33003523662).

Almost surely, 2130230120323 is an apocalyptic number.

130230120323 is a deficient number, since it is larger than the sum of its proper divisors (1783974325).

130230120323 is an equidigital number, since it uses as much as digits as its factorization.

130230120323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1783974324.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 130230120323 its reverse (323021032031), we get a palindrome (453251152354).

The spelling of 130230120323 in words is "one hundred thirty billion, two hundred thirty million, one hundred twenty thousand, three hundred twenty-three".

Divisors: 1 73 1783974251 130230120323