51101100611 has 16 divisors (see below), whose sum is σ = 56098863360. Its totient is φ = 46162420320.

The previous prime is 51101100527. The next prime is 51101100629. The reversal of 51101100611 is 11600110115.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51101100611 is a prime.

It is a super-2 number, since 2×51101100611² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51101100611.

It is not an unprimeable number, because it can be changed into a prime (51101100311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2931026 + ... + 2948408.

It is an arithmetic number, because the mean of its divisors is an integer number (3506178960).

Almost surely, 2^51101100611 is an apocalyptic number.

51101100611 is a deficient number, since it is larger than the sum of its proper divisors (4997762749).

51101100611 is a wasteful number, since it uses less digits than its factorization.

51101100611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19066.

The product of its (nonzero) digits is 30, while the sum is 17.

Adding to 51101100611 its reverse (11600110115), we get a palindrome (62701210726).

The spelling of 51101100611 in words is "fifty-one billion, one hundred one million, one hundred thousand, six hundred eleven".