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23130213301 = 137324373249
BaseRepresentation
bin10101100010101010…
…110000101110110101
32012200222120120122201
4111202222300232311
5334332313311201
614343104424501
71446121366126
oct254252605665
965628516581
1023130213301
11989a447668
124596318131
132248050a60
141195d0604d
15905981801
hex562ab0bb5

23130213301 has 8 divisors (see below), whose sum is σ = 25250687000. Its totient is φ = 21058486272.

The previous prime is 23130213299. The next prime is 23130213317. The reversal of 23130213301 is 10331203132.

It can be written as a sum of positive squares in 4 ways, for example, as 645210801 + 22485002500 = 25401^2 + 149950^2 .

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 23130213301 - 21 = 23130213299 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 (23130213361) 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, 12185676 + ... + 12187573.

It is an arithmetic number, because the mean of its divisors is an integer number (3156335875).

Almost surely, 223130213301 is an apocalyptic number.

It is an amenable number.

23130213301 is a deficient number, since it is larger than the sum of its proper divisors (2120473699).

23130213301 is a wasteful number, since it uses less digits than its factorization.

23130213301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24373335.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 23130213301 its reverse (10331203132), we get a palindrome (33461416433).

The spelling of 23130213301 in words is "twenty-three billion, one hundred thirty million, two hundred thirteen thousand, three hundred one".

Divisors: 1 13 73 949 24373249 316852237 1779247177 23130213301