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10012200321031 = 16979595896609
BaseRepresentation
bin1001000110110010010110…
…1001001100000000000111
31022110011020110021202222021
42101230211221030000013
52303014441240233111
633143312532144011
72052233441353336
oct221544551140007
938404213252867
1010012200321031
113210172077867
121158521768007
135781b995a4ac
142688435b3d1d
15125691082d71
hex91b25a4c007

10012200321031 has 4 divisors (see below), whose sum is σ = 10012207915600. Its totient is φ = 10012192726464.

The previous prime is 10012200321017. The next prime is 10012200321089. The reversal of 10012200321031 is 13012300221001.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 10012200321031 - 29 = 10012200320519 is a prime.

It is a super-2 number, since 2×100122003210312 (a number of 27 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 = 10012200320996 and 10012200321014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10012200321131) 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 3 ways as a sum of consecutive naturals, for example, 1250346 + ... + 4646263.

It is an arithmetic number, because the mean of its divisors is an integer number (2503051978900).

Almost surely, 210012200321031 is an apocalyptic number.

10012200321031 is a deficient number, since it is larger than the sum of its proper divisors (7594569).

10012200321031 is an equidigital number, since it uses as much as digits as its factorization.

10012200321031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7594568.

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

Adding to 10012200321031 its reverse (13012300221001), we get a palindrome (23024500542032).

The spelling of 10012200321031 in words is "ten trillion, twelve billion, two hundred million, three hundred twenty-one thousand, thirty-one".

Divisors: 1 1697959 5896609 10012200321031