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2230102321 = 101194911329
BaseRepresentation
bin1000010011101100…
…1010100100110001
312202102022221021021
42010323022210301
514031401233241
61005142455441
7106156362016
oct20473124461
95672287237
102230102321
11a4491a977
12522a34581
13297041095
1417227570d
15d0bb60d1
hex84eca931

2230102321 has 8 divisors (see below), whose sum is σ = 2253537000. Its totient is φ = 2206694400.

The previous prime is 2230102319. The next prime is 2230102351. The reversal of 2230102321 is 1232010322.

It can be written as a sum of positive squares in 4 ways, for example, as 1091377296 + 1138725025 = 33036^2 + 33745^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2230102321 - 21 = 2230102319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2230102295 and 2230102304.

It is not an unprimeable number, because it can be changed into a prime (2230102351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191185 + ... + 202513.

It is an arithmetic number, because the mean of its divisors is an integer number (281692125).

Almost surely, 22230102321 is an apocalyptic number.

It is an amenable number.

2230102321 is a deficient number, since it is larger than the sum of its proper divisors (23434679).

2230102321 is a wasteful number, since it uses less digits than its factorization.

2230102321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13379.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2230102321 is about 47223.9591838719. The cubic root of 2230102321 is about 1306.4965379278.

Adding to 2230102321 its reverse (1232010322), we get a palindrome (3462112643).

The spelling of 2230102321 in words is "two billion, two hundred thirty million, one hundred two thousand, three hundred twenty-one".

Divisors: 1 101 1949 11329 196849 1144229 22080221 2230102321