Base | Representation |
---|---|
bin | 11011010010101010110111… |
… | …001110111011111011010101 |
3 | 120201222210000010020022101021 |
4 | 123102222313032323323111 |
5 | 111213033402412400041 |
6 | 1103141043155001141 |
7 | 34165616666511121 |
oct | 3322526716737325 |
9 | 521883003208337 |
10 | 120030230200021 |
11 | 35277597847999 |
12 | 115667b52991b1 |
13 | 51c8a573c10ab |
14 | 218d6cbcbc581 |
15 | dd23dd5a1cd1 |
hex | 6d2ab73bbed5 |
120030230200021 has 4 divisors (see below), whose sum is σ = 120030528776544. Its totient is φ = 120029931623500.
The previous prime is 120030230200019. The next prime is 120030230200043. The reversal of 120030230200021 is 120002032030021.
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 120030230200021 - 21 = 120030230200019 is a prime.
It is a super-3 number, since 3×1200302302000213 (a number of 43 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 120030230199968 and 120030230200004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120030230200091) 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, 148684435 + ... + 149489536.
It is an arithmetic number, because the mean of its divisors is an integer number (30007632194136).
Almost surely, 2120030230200021 is an apocalyptic number.
It is an amenable number.
120030230200021 is a deficient number, since it is larger than the sum of its proper divisors (298576523).
120030230200021 is an equidigital number, since it uses as much as digits as its factorization.
120030230200021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 298576522.
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 120030230200021 its reverse (120002032030021), we get a palindrome (240032262230042).
The spelling of 120030230200021 in words is "one hundred twenty trillion, thirty billion, two hundred thirty million, two hundred thousand, twenty-one".
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