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30230221201313 = 74318603028759
BaseRepresentation
bin1101101111110100001011…
…00110001001111110100001
310222000222111002111112111212
412313322011212021332201
512430242443111420223
6144143323310315505
76240030030330650
oct667720546117641
9128028432445455
1030230221201313
1196a562384a091
12348299bab8b95
1313b390b8c1963
14767217017197
153765564bd278
hex1b7e85989fa1

30230221201313 has 4 divisors (see below), whose sum is σ = 34548824230080. Its totient is φ = 25911618172548.

The previous prime is 30230221201291. The next prime is 30230221201363. The reversal of 30230221201313 is 31310212203203.

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 30230221201313 - 218 = 30230220939169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30230221201363) 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, 2159301514373 + ... + 2159301514386.

It is an arithmetic number, because the mean of its divisors is an integer number (8637206057520).

Almost surely, 230230221201313 is an apocalyptic number.

It is an amenable number.

30230221201313 is a deficient number, since it is larger than the sum of its proper divisors (4318603028767).

30230221201313 is an equidigital number, since it uses as much as digits as its factorization.

30230221201313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4318603028766.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 30230221201313 its reverse (31310212203203), we get a palindrome (61540433404516).

The spelling of 30230221201313 in words is "thirty trillion, two hundred thirty billion, two hundred twenty-one million, two hundred one thousand, three hundred thirteen".

Divisors: 1 7 4318603028759 30230221201313