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100106109991 is a prime number
BaseRepresentation
bin101110100111011001…
…0100000010000100111
3100120101120022021210101
41131032302200100213
53120004131004431
6113553233204531
710142502616036
oct1351662402047
9316346267711
10100106109991
1139500320108
1217499400747
1395947b2314
144bb91a271d
15290d6e9961
hex174eca0427

100106109991 has 2 divisors, whose sum is σ = 100106109992. Its totient is φ = 100106109990.

The previous prime is 100106109979. The next prime is 100106110051. The reversal of 100106109991 is 199901601001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100106109991 - 27 = 100106109863 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100106109991.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100106109911) 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 as a sum of consecutive naturals, namely, 50053054995 + 50053054996.

It is an arithmetic number, because the mean of its divisors is an integer number (50053054996).

Almost surely, 2100106109991 is an apocalyptic number.

100106109991 is a deficient number, since it is larger than the sum of its proper divisors (1).

100106109991 is an equidigital number, since it uses as much as digits as its factorization.

100106109991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4374, while the sum is 37.

The spelling of 100106109991 in words is "one hundred billion, one hundred six million, one hundred nine thousand, nine hundred ninety-one".