51120110633 has 2 divisors, whose sum is σ = 51120110634. Its totient is φ = 51120110632.

The previous prime is 51120110549. The next prime is 51120110653. The reversal of 51120110633 is 33601102115.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45336203929 + 5783906704 = 212923^2 + 76052^2 .

It is a cyclic number.

It is not a de Polignac number, because 51120110633 - 2¹⁰ = 51120109609 is a prime.

It is a super-2 number, since 2×51120110633² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51120110599 and 51120110608.

It is not a weakly prime, because it can be changed into another prime (51120110653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25560055316 + 25560055317.

It is an arithmetic number, because the mean of its divisors is an integer number (25560055317).

Almost surely, 2^51120110633 is an apocalyptic number.

It is an amenable number.

51120110633 is a deficient number, since it is larger than the sum of its proper divisors (1).

51120110633 is an equidigital number, since it uses as much as digits as its factorization.

51120110633 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 23.

Adding to 51120110633 its reverse (33601102115), we get a palindrome (84721212748).

The spelling of 51120110633 in words is "fifty-one billion, one hundred twenty million, one hundred ten thousand, six hundred thirty-three".