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120110230321 = 235222183927
BaseRepresentation
bin110111111011100100…
…0001010101100110001
3102111000200120220001221
41233313020022230301
53431441204332241
6131102231025041
711451305053414
oct1576710125461
9374020526057
10120110230321
1146a36103864
121b34080b181
13b431ca0503
145b55c3bb7b
1531ce9cb5d1
hex1bf720ab31

120110230321 has 4 divisors (see below), whose sum is σ = 125332414272. Its totient is φ = 114888046372.

The previous prime is 120110230313. The next prime is 120110230337. The reversal of 120110230321 is 123032011021.

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 120110230321 - 23 = 120110230313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120110230295 and 120110230304.

It is not an unprimeable number, because it can be changed into a prime (120110237321) 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, 2611091941 + ... + 2611091986.

It is an arithmetic number, because the mean of its divisors is an integer number (31333103568).

Almost surely, 2120110230321 is an apocalyptic number.

It is an amenable number.

120110230321 is a deficient number, since it is larger than the sum of its proper divisors (5222183951).

120110230321 is an equidigital number, since it uses as much as digits as its factorization.

120110230321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5222183950.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 120110230321 its reverse (123032011021), we get a palindrome (243142241342).

The spelling of 120110230321 in words is "one hundred twenty billion, one hundred ten million, two hundred thirty thousand, three hundred twenty-one".

Divisors: 1 23 5222183927 120110230321