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130223003213 = 311418723483
BaseRepresentation
bin111100101000111100…
…1010101011001001101
3110110010110112222112002
41321101321111121031
54113144042100323
6135453522522045
712260022156332
oct1712171253115
9413113488462
10130223003213
1150255543806
12212a3506325
13c3841541b4
146434d58989
1535c2713828
hex1e51e5564d

130223003213 has 4 divisors (see below), whose sum is σ = 130641727008. Its totient is φ = 129804279420.

The previous prime is 130223003201. The next prime is 130223003221. The reversal of 130223003213 is 312300322031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 130223003213 - 218 = 130222741069 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 (130223003233) 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, 209361431 + ... + 209362052.

It is an arithmetic number, because the mean of its divisors is an integer number (32660431752).

Almost surely, 2130223003213 is an apocalyptic number.

It is an amenable number.

130223003213 is a deficient number, since it is larger than the sum of its proper divisors (418723795).

130223003213 is an equidigital number, since it uses as much as digits as its factorization.

130223003213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418723794.

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

Adding to 130223003213 its reverse (312300322031), we get a palindrome (442523325244).

The spelling of 130223003213 in words is "one hundred thirty billion, two hundred twenty-three million, three thousand, two hundred thirteen".

Divisors: 1 311 418723483 130223003213