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112310201 = 251447451
BaseRepresentation
bin1101011000110…
…11011110111001
321211022221122002
412230123132321
5212222411301
615051110345
72532422663
oct654333671
9254287562
10112310201
115843a353
12317423b5
131a363a53
1410cb7533
159cd716b
hex6b1b7b9

112310201 has 4 divisors (see below), whose sum is σ = 112757904. Its totient is φ = 111862500.

The previous prime is 112310171. The next prime is 112310239. The reversal of 112310201 is 102013211.

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, and also an emirpimes, since its reverse is a distinct semiprime: 102013211 = 234435357.

It is a cyclic number.

It is not a de Polignac number, because 112310201 - 26 = 112310137 is a prime.

It is a super-2 number, since 2×1123102012 = 25227162497320802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112310701) 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, 223475 + ... + 223976.

It is an arithmetic number, because the mean of its divisors is an integer number (28189476).

Almost surely, 2112310201 is an apocalyptic number.

It is an amenable number.

112310201 is a deficient number, since it is larger than the sum of its proper divisors (447703).

112310201 is an equidigital number, since it uses as much as digits as its factorization.

112310201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447702.

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

The square root of 112310201 is about 10597.6507302326. The cubic root of 112310201 is about 482.4730596071.

Adding to 112310201 its reverse (102013211), we get a palindrome (214323412).

The spelling of 112310201 in words is "one hundred twelve million, three hundred ten thousand, two hundred one".

Divisors: 1 251 447451 112310201