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230112101 = 3125572903
BaseRepresentation
bin11011011011100…
…11101101100101
3121000222220110102
431231303231211
5432402041401
634500033445
75462630522
oct1555635545
9530886412
10230112101
1110898a69a
1265092885
133889b30b
14227c0149
151530656b
hexdb73b65

230112101 has 8 divisors (see below), whose sum is σ = 237709824. Its totient is φ = 222525360.

The previous prime is 230112089. The next prime is 230112107. The reversal of 230112101 is 101211032.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-230112101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230112107) 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, 77816 + ... + 80718.

It is an arithmetic number, because the mean of its divisors is an integer number (29713728).

Almost surely, 2230112101 is an apocalyptic number.

It is an amenable number.

230112101 is a deficient number, since it is larger than the sum of its proper divisors (7597723).

230112101 is a wasteful number, since it uses less digits than its factorization.

230112101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5491.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 230112101 is about 15169.4462983986. The cubic root of 230112101 is about 612.7920925864.

Adding to 230112101 its reverse (101211032), we get a palindrome (331323133).

The spelling of 230112101 in words is "two hundred thirty million, one hundred twelve thousand, one hundred one".

Divisors: 1 31 2557 2903 79267 89993 7422971 230112101