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112020023 = 311360193
BaseRepresentation
bin1101010110101…
…00101000110111
321210210012120202
412223110220313
5212134120043
615040551115
72530103663
oct653245067
9253705522
10112020023
1158261335
123162249b
131a29194b
1410c3d8a3
159c7b1b8
hex6ad4a37

112020023 has 4 divisors (see below), whose sum is σ = 112380528. Its totient is φ = 111659520.

The previous prime is 112019993. The next prime is 112020043. The reversal of 112020023 is 320020211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112020023 - 218 = 111757879 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112019986 and 112020013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112020043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179786 + ... + 180407.

It is an arithmetic number, because the mean of its divisors is an integer number (28095132).

Almost surely, 2112020023 is an apocalyptic number.

112020023 is a deficient number, since it is larger than the sum of its proper divisors (360505).

112020023 is an equidigital number, since it uses as much as digits as its factorization.

112020023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360504.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 112020023 is about 10583.9511998119. The cubic root of 112020023 is about 482.0571762892.

Adding to 112020023 its reverse (320020211), we get a palindrome (432040234).

The spelling of 112020023 in words is "one hundred twelve million, twenty thousand, twenty-three".

Divisors: 1 311 360193 112020023