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120312323023 = 412934446903
BaseRepresentation
bin111000000001100101…
…1000101101111001111
3102111112202212021010211
41300003023011233033
53432344423314043
6131134250343251
711456310605104
oct1600313055717
9374482767124
10120312323023
114702a196022
121b39842ab27
13b464b0b1a9
145b74a06aab
1531e25eaa9d
hex1c032c5bcf

120312323023 has 4 divisors (see below), whose sum is σ = 123246769968. Its totient is φ = 117377876080.

The previous prime is 120312323017. The next prime is 120312323029. The reversal of 120312323023 is 320323213021.

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

It is an interprime number because it is at equal distance from previous prime (120312323017) and next prime (120312323029).

It is a cyclic number.

It is not a de Polignac number, because 120312323023 - 213 = 120312314831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120312322985 and 120312323003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120312323029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1467223411 + ... + 1467223492.

It is an arithmetic number, because the mean of its divisors is an integer number (30811692492).

Almost surely, 2120312323023 is an apocalyptic number.

120312323023 is a deficient number, since it is larger than the sum of its proper divisors (2934446945).

120312323023 is an equidigital number, since it uses as much as digits as its factorization.

120312323023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2934446944.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 120312323023 its reverse (320323213021), we get a palindrome (440635536044).

The spelling of 120312323023 in words is "one hundred twenty billion, three hundred twelve million, three hundred twenty-three thousand, twenty-three".

Divisors: 1 41 2934446903 120312323023