10561105051 has 8 divisors (see below), whose sum is σ = 12102725120. Its totient is φ = 9027707688.

The previous prime is 10561105039. The next prime is 10561105081. The reversal of 10561105051 is 15050116501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10561105051 - 2⁷ = 10561104923 is a prime.

It is a super-2 number, since 2×10561105051² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10561105001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2052921 + ... + 2058058.

It is an arithmetic number, because the mean of its divisors is an integer number (1512840640).

Almost surely, 2^10561105051 is an apocalyptic number.

10561105051 is a deficient number, since it is larger than the sum of its proper divisors (1541620069).

10561105051 is an equidigital number, since it uses as much as digits as its factorization.

10561105051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4111353.

The product of its (nonzero) digits is 750, while the sum is 25.

The spelling of 10561105051 in words is "ten billion, five hundred sixty-one million, one hundred five thousand, fifty-one".