51110051100001 has 16 divisors (see below), whose sum is σ = 51698290341888. Its totient is φ = 50523440968000.

The previous prime is 51110051099993. The next prime is 51110051100041. The reversal of 51110051100001 is 10000115001115.

It is a cyclic number.

It is not a de Polignac number, because 51110051100001 - 2³ = 51110051099993 is a prime.

It is a super-2 number, since 2×51110051100001² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51110051100041) 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, 669441036 + ... + 669517378.

It is an arithmetic number, because the mean of its divisors is an integer number (3231143146368).

Almost surely, 2^{51110051100001} is an apocalyptic number.

It is an amenable number.

51110051100001 is a deficient number, since it is larger than the sum of its proper divisors (588239241887).

51110051100001 is a wasteful number, since it uses less digits than its factorization.

51110051100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86912.

The product of its (nonzero) digits is 25, while the sum is 16.

Adding to 51110051100001 its reverse (10000115001115), we get a palindrome (61110166101116).

The spelling of 51110051100001 in words is "fifty-one trillion, one hundred ten billion, fifty-one million, one hundred thousand, one".