10511701121 has 2 divisors, whose sum is σ = 10511701122. Its totient is φ = 10511701120.

The previous prime is 10511701051. The next prime is 10511701129. The reversal of 10511701121 is 12110711501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10437482896 + 74218225 = 102164^2 + 8615^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10511701121 is a prime.

It is a super-2 number, since 2×10511701121² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10511701093 and 10511701102.

It is not a weakly prime, because it can be changed into another prime (10511701129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5255850560 + 5255850561.

It is an arithmetic number, because the mean of its divisors is an integer number (5255850561).

Almost surely, 2^10511701121 is an apocalyptic number.

It is an amenable number.

10511701121 is a deficient number, since it is larger than the sum of its proper divisors (1).

10511701121 is an equidigital number, since it uses as much as digits as its factorization.

10511701121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70, while the sum is 20.

The spelling of 10511701121 in words is "ten billion, five hundred eleven million, seven hundred one thousand, one hundred twenty-one".