51101005510043 has 2 divisors, whose sum is σ = 51101005510044. Its totient is φ = 51101005510042.

The previous prime is 51101005510039. The next prime is 51101005510069. The reversal of 51101005510043 is 34001550010115.

It is an a-pointer prime, because the next prime (51101005510069) can be obtained adding 51101005510043 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51101005510043 - 2² = 51101005510039 is a prime.

It is a super-2 number, since 2×51101005510043² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51101005509994 and 51101005510021.

It is not a weakly prime, because it can be changed into another prime (51101005510943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25550502755021 + 25550502755022.

It is an arithmetic number, because the mean of its divisors is an integer number (25550502755022).

Almost surely, 2^{51101005510043} is an apocalyptic number.

51101005510043 is a deficient number, since it is larger than the sum of its proper divisors (1).

51101005510043 is an equidigital number, since it uses as much as digits as its factorization.

51101005510043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1500, while the sum is 26.

Adding to 51101005510043 its reverse (34001550010115), we get a palindrome (85102555520158).

The spelling of 51101005510043 in words is "fifty-one trillion, one hundred one billion, five million, five hundred ten thousand, forty-three".