51106100011 has 2 divisors, whose sum is σ = 51106100012. Its totient is φ = 51106100010.

The previous prime is 51106099999. The next prime is 51106100069. The reversal of 51106100011 is 11000160115.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51106100011 - 2¹¹ = 51106097963 is a prime.

It is a super-2 number, since 2×51106100011² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51106100411) 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 as a sum of consecutive naturals, namely, 25553050005 + 25553050006.

It is an arithmetic number, because the mean of its divisors is an integer number (25553050006).

Almost surely, 2^51106100011 is an apocalyptic number.

51106100011 is a deficient number, since it is larger than the sum of its proper divisors (1).

51106100011 is an equidigital number, since it uses as much as digits as its factorization.

51106100011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30, while the sum is 16.

Adding to 51106100011 its reverse (11000160115), we get a palindrome (62106260126).

The spelling of 51106100011 in words is "fifty-one billion, one hundred six million, one hundred thousand, eleven".