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112002111 = 32132341621
BaseRepresentation
bin1101010110100…
…00010000111111
321210202022000100
412223100100333
5212133031421
615040332143
72530000524
oct653202077
9253668010
10112002111
1158249931
1231614053
131a286750
1410c3714b
159c75c26
hex6ad043f

112002111 has 24 divisors (see below), whose sum is σ = 181804896. Its totient is φ = 65926080.

The previous prime is 112002067. The next prime is 112002151. The reversal of 112002111 is 111200211.

It is a happy number.

It is not a de Polignac number, because 112002111 - 218 = 111739967 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 112002093 and 112002102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112002151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18120 + ... + 23501.

It is an arithmetic number, because the mean of its divisors is an integer number (7575204).

Almost surely, 2112002111 is an apocalyptic number.

112002111 is a deficient number, since it is larger than the sum of its proper divisors (69802785).

112002111 is a wasteful number, since it uses less digits than its factorization.

112002111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41663 (or 41660 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 112002111 is about 10583.1049791637. The cubic root of 112002111 is about 482.0314812745.

Adding to 112002111 its reverse (111200211), we get a palindrome (223202322).

The spelling of 112002111 in words is "one hundred twelve million, two thousand, one hundred eleven".

Divisors: 1 3 9 13 23 39 69 117 207 299 897 2691 41621 124863 374589 541073 957283 1623219 2871849 4869657 8615547 12444679 37334037 112002111