10506111061 has 16 divisors (see below), whose sum is σ = 11370300480. Its totient is φ = 9670984960.

The previous prime is 10506111059. The next prime is 10506111089. The reversal of 10506111061 is 16011160501.

It is a cyclic number.

It is not a de Polignac number, because 10506111061 - 2¹ = 10506111059 is a prime.

It is a super-2 number, since 2×10506111061² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10506111041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171006 + ... + 224176.

It is an arithmetic number, because the mean of its divisors is an integer number (710643780).

Almost surely, 2^10506111061 is an apocalyptic number.

It is an amenable number.

10506111061 is a deficient number, since it is larger than the sum of its proper divisors (864189419).

10506111061 is a wasteful number, since it uses less digits than its factorization.

10506111061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53444.

The product of its (nonzero) digits is 180, while the sum is 22.

Adding to 10506111061 its reverse (16011160501), we get a palindrome (26517271562).

The spelling of 10506111061 in words is "ten billion, five hundred six million, one hundred eleven thousand, sixty-one".