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10311122203 = 231912347171
BaseRepresentation
bin10011001101001011…
…10011110100011011
3222121121012021112221
421212211303310123
5132104121402303
64423055044511
7513343043524
oct114645636433
928547167487
1010311122203
1144113a57a8
121bb9210737
13c842b0855
146db5cd84b
154053674bd
hex266973d1b

10311122203 has 8 divisors (see below), whose sum is σ = 10815768576. Its totient is φ = 9811170600.

The previous prime is 10311122201. The next prime is 10311122233. The reversal of 10311122203 is 30222111301.

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 10311122203 - 21 = 10311122201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10311122201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1169193 + ... + 1177978.

It is an arithmetic number, because the mean of its divisors is an integer number (1351971072).

Almost surely, 210311122203 is an apocalyptic number.

10311122203 is a deficient number, since it is larger than the sum of its proper divisors (504646373).

10311122203 is a wasteful number, since it uses less digits than its factorization.

10311122203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2347385.

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

Adding to 10311122203 its reverse (30222111301), we get a palindrome (40533233504).

The spelling of 10311122203 in words is "ten billion, three hundred eleven million, one hundred twenty-two thousand, two hundred three".

Divisors: 1 23 191 4393 2347171 53984933 448309661 10311122203