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10203130131103 = 7131750211313569
BaseRepresentation
bin1001010001111001100111…
…1100100111001010011111
31100010102001200102001222101
42110132121330213022133
52314132002303143403
633411130412425531
72102103035102050
oct224363174471237
940112050361871
1010203130131103
113284139a67028
1211895277782a7
135901c6ac2280
14273b96c0c727
1512a6180b371d
hex94799f2729f

10203130131103 has 32 divisors (see below), whose sum is σ = 13299045056640. Its totient is φ = 7596416286720.

The previous prime is 10203130131101. The next prime is 10203130131143. The reversal of 10203130131103 is 30113103130201.

It is a cyclic number.

It is not a de Polignac number, because 10203130131103 - 21 = 10203130131101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10203130131101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7110703 + ... + 8424271.

It is an arithmetic number, because the mean of its divisors is an integer number (415595158020).

Almost surely, 210203130131103 is an apocalyptic number.

10203130131103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10203130131103 is a deficient number, since it is larger than the sum of its proper divisors (3095914925537).

10203130131103 is a wasteful number, since it uses less digits than its factorization.

10203130131103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318627.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 10203130131103 its reverse (30113103130201), we get a palindrome (40316233261304).

The spelling of 10203130131103 in words is "ten trillion, two hundred three billion, one hundred thirty million, one hundred thirty-one thousand, one hundred three".

Divisors: 1 7 13 17 91 119 221 1547 5021 35147 65273 85357 456911 597499 1109641 1313569 7767487 9194983 17076397 22330673 119534779 156314711 290298749 2032091243 6595429949 46168009643 85740589337 112122309133 600184125359 784856163931 1457590018729 10203130131103