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112020316243 = 1171157913579
BaseRepresentation
bin110100001010011101…
…1100110000001010011
3101201010212222200020121
41220110323212001103
53313404200104433
6123243400051111
711043652656163
oct1502473460123
9351125880217
10112020316243
1143564603660
1219863463a97
13a742c385c4
1455c964a5a3
152da966ec2d
hex1a14ee6053

112020316243 has 16 divisors (see below), whose sum is σ = 124714632960. Its totient is φ = 99762717600.

The previous prime is 112020316229. The next prime is 112020316277. The reversal of 112020316243 is 342613020211.

It is a cyclic number.

It is not a de Polignac number, because 112020316243 - 229 = 111483445331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112020311243) 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 15 ways as a sum of consecutive naturals, for example, 334173 + ... + 579406.

It is an arithmetic number, because the mean of its divisors is an integer number (7794664560).

Almost surely, 2112020316243 is an apocalyptic number.

112020316243 is a deficient number, since it is larger than the sum of its proper divisors (12694316717).

112020316243 is a wasteful number, since it uses less digits than its factorization.

112020316243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913818.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 112020316243 its reverse (342613020211), we get a palindrome (454633336454).

The spelling of 112020316243 in words is "one hundred twelve billion, twenty million, three hundred sixteen thousand, two hundred forty-three".

Divisors: 1 11 71 157 781 1727 11147 122617 913579 10049369 64864109 143431903 713505199 1577750933 10183665113 112020316243