10611116501 has 12 divisors (see below), whose sum is σ = 11008683972. Its totient is φ = 10227458304.

The previous prime is 10611116473. The next prime is 10611116513. The reversal of 10611116501 is 10561111601.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 413146276 + 10197970225 = 20326^2 + 100985^2 .

It is a de Polignac number, because none of the positive numbers 2^k-10611116501 is a prime.

It is a super-2 number, since 2×10611116501² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10611110501) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 488075 + ... + 509351.

It is an arithmetic number, because the mean of its divisors is an integer number (917390331).

Almost surely, 2^10611116501 is an apocalyptic number.

It is an amenable number.

10611116501 is a deficient number, since it is larger than the sum of its proper divisors (397567471).

10611116501 is an equidigital number, since it uses as much as digits as its factorization.

10611116501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21928 (or 21899 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 23.

The spelling of 10611116501 in words is "ten billion, six hundred eleven million, one hundred sixteen thousand, five hundred one".