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12303110222210 = 251230311022221
BaseRepresentation
bin1011001100001000101010…
…0000111011000110000010
31121120011110220102210022202
42303002022200323012002
53103033232204102320
642055545410033202
72406604353256163
oct263021240730602
947504426383282
1012303110222210
113a137a0a85085
121468512878802
136b32419b5262
1430768bc1976a
15165073696b75
hexb308a83b182

12303110222210 has 8 divisors (see below), whose sum is σ = 22145598399996. Its totient is φ = 4921244088880.

The previous prime is 12303110222173. The next prime is 12303110222219. The reversal of 12303110222210 is 1222201130321.

It can be written as a sum of positive squares in 2 ways, for example, as 10700625134761 + 1602485087449 = 3271181^2 + 1265893^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×123031102222102 (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12303110222219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 615155511101 + ... + 615155511120.

Almost surely, 212303110222210 is an apocalyptic number.

12303110222210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12303110222210 is a deficient number, since it is larger than the sum of its proper divisors (9842488177786).

12303110222210 is a wasteful number, since it uses less digits than its factorization.

12303110222210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1230311022228.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 12303110222210 its reverse (1222201130321), we get a palindrome (13525311352531).

The spelling of 12303110222210 in words is "twelve trillion, three hundred three billion, one hundred ten million, two hundred twenty-two thousand, two hundred ten".

Divisors: 1 2 5 10 1230311022221 2460622044442 6151555111105 12303110222210