10511011101061 has 4 divisors (see below), whose sum is σ = 10512373168012. Its totient is φ = 10509649034112.

The previous prime is 10511011101023. The next prime is 10511011101109. The reversal of 10511011101061 is 16010111011501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7664093928100 + 2846917172961 = 2768410^2 + 1687281^2 .

It is a cyclic number.

It is not a de Polignac number, because 10511011101061 - 2⁹ = 10511011100549 is a prime.

It is a super-3 number, since 3×10511011101061³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10511011101011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 681021900 + ... + 681037333.

It is an arithmetic number, because the mean of its divisors is an integer number (2628093292003).

Almost surely, 2^{10511011101061} is an apocalyptic number.

It is an amenable number.

10511011101061 is a deficient number, since it is larger than the sum of its proper divisors (1362066951).

10511011101061 is an equidigital number, since it uses as much as digits as its factorization.

10511011101061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1362066950.

The product of its (nonzero) digits is 30, while the sum is 19.

Adding to 10511011101061 its reverse (16010111011501), we get a palindrome (26521122112562).

The spelling of 10511011101061 in words is "ten trillion, five hundred eleven billion, eleven million, one hundred one thousand, sixty-one".