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10030443131 is a prime number
BaseRepresentation
bin10010101011101110…
…00110101001111011
3221220001001022020202
421111313012221323
5131020243140011
64335151112415
7503364234302
oct112567065173
927801038222
1010030443131
114287a18425
121b3b21270b
13c3b0b9067
146b2209439
153da8c323b
hex255dc6a7b

10030443131 has 2 divisors, whose sum is σ = 10030443132. Its totient is φ = 10030443130.

The previous prime is 10030443107. The next prime is 10030443191. The reversal of 10030443131 is 13134403001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10030443131 - 26 = 10030443067 is a prime.

It is a super-2 number, since 2×100304431312 (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10030443191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5015221565 + 5015221566.

It is an arithmetic number, because the mean of its divisors is an integer number (5015221566).

Almost surely, 210030443131 is an apocalyptic number.

10030443131 is a deficient number, since it is larger than the sum of its proper divisors (1).

10030443131 is an equidigital number, since it uses as much as digits as its factorization.

10030443131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 10030443131 its reverse (13134403001), we get a palindrome (23164846132).

The spelling of 10030443131 in words is "ten billion, thirty million, four hundred forty-three thousand, one hundred thirty-one".