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110100030031 is a prime number
BaseRepresentation
bin110011010001001111…
…0010010001001001111
3101112012001122000210001
41212202132102021033
53300441101430111
6122325041425131
710645244546125
oct1464236221117
9345161560701
10110100030031
1142769662162
121940833b1a7
13a4c8151284
1454865c1915
152ce5ca61c1
hex19a279224f

110100030031 has 2 divisors, whose sum is σ = 110100030032. Its totient is φ = 110100030030.

The previous prime is 110100030013. The next prime is 110100030083. The reversal of 110100030031 is 130030001011.

Together with previous prime (110100030013) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 110100030031 - 29 = 110100029519 is a prime.

It is a super-2 number, since 2×1101000300312 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110100030631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55050015015 + 55050015016.

It is an arithmetic number, because the mean of its divisors is an integer number (55050015016).

Almost surely, 2110100030031 is an apocalyptic number.

110100030031 is a deficient number, since it is larger than the sum of its proper divisors (1).

110100030031 is an equidigital number, since it uses as much as digits as its factorization.

110100030031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9, while the sum is 10.

Adding to 110100030031 its reverse (130030001011), we get a palindrome (240130031042).

The spelling of 110100030031 in words is "one hundred ten billion, one hundred million, thirty thousand, thirty-one".