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112200103031 = 643308356599
BaseRepresentation
bin110100001111110100…
…1011011010001110111
3101201121102021210100112
41220133221123101313
53314241211244111
6123313301333235
711051265066002
oct1503751332167
9351542253315
10112200103031
1143647040085
12198b370721b
13a771266413
14560548a539
152dba334e8b
hex1a1fa5b477

112200103031 has 8 divisors (see below), whose sum is σ = 112413033600. Its totient is φ = 111987293112.

The previous prime is 112200102997. The next prime is 112200103033. The reversal of 112200103031 is 130301002211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112200103031 - 226 = 112132994167 is a prime.

It is a super-2 number, since 2×1122001030312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112200102997 and 112200103015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112200103033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1954070 + ... + 2010668.

It is an arithmetic number, because the mean of its divisors is an integer number (14051629200).

Almost surely, 2112200103031 is an apocalyptic number.

112200103031 is a deficient number, since it is larger than the sum of its proper divisors (212930569).

112200103031 is an equidigital number, since it uses as much as digits as its factorization.

112200103031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60325.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 112200103031 its reverse (130301002211), we get a palindrome (242501105242).

The spelling of 112200103031 in words is "one hundred twelve billion, two hundred million, one hundred three thousand, thirty-one".

Divisors: 1 643 3083 56599 1982369 36393157 174494717 112200103031