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112213321 = 1110201211
BaseRepresentation
bin1101011000000…
…11110101001001
321211011000201221
412230003311021
5212211311241
615045042041
72531540353
oct654036511
9254130657
10112213321
1158383590
12316b6321
131a32b91c
1410c900d3
159cb85d1
hex6b03d49

112213321 has 4 divisors (see below), whose sum is σ = 122414544. Its totient is φ = 102012100.

The previous prime is 112213319. The next prime is 112213327. The reversal of 112213321 is 123312211.

Adding to 112213321 its reverse (123312211), we get a palindrome (235525532).

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: 123312211 = 1111210201.

It is a cyclic number.

It is not a de Polignac number, because 112213321 - 21 = 112213319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112213295 and 112213304.

It is not an unprimeable number, because it can be changed into a prime (112213327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5100595 + ... + 5100616.

It is an arithmetic number, because the mean of its divisors is an integer number (30603636).

Almost surely, 2112213321 is an apocalyptic number.

112213321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112213321 is a deficient number, since it is larger than the sum of its proper divisors (10201223).

112213321 is a wasteful number, since it uses less digits than its factorization.

112213321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10201222.

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

The square root of 112213321 is about 10593.0789197476. The cubic root of 112213321 is about 482.3342908633.

The spelling of 112213321 in words is "one hundred twelve million, two hundred thirteen thousand, three hundred twenty-one".

Divisors: 1 11 10201211 112213321