10000561056011 has 4 divisors (see below), whose sum is σ = 10002521571024. Its totient is φ = 9998600541000.

The previous prime is 10000561055999. The next prime is 10000561056121. The reversal of 10000561056011 is 11065016500001.

10000561056011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 10000561056011 - 2³⁴ = 9983381186827 is a prime.

It is a super-2 number, since 2×10000561056011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10000561059011) 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, 980249855 + ... + 980260056.

It is an arithmetic number, because the mean of its divisors is an integer number (2500630392756).

Almost surely, 2^{10000561056011} is an apocalyptic number.

10000561056011 is a deficient number, since it is larger than the sum of its proper divisors (1960515013).

10000561056011 is an equidigital number, since it uses as much as digits as its factorization.

10000561056011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1960515012.

The product of its (nonzero) digits is 900, while the sum is 26.

Adding to 10000561056011 its reverse (11065016500001), we get a palindrome (21065577556012).

The spelling of 10000561056011 in words is "ten trillion, five hundred sixty-one million, fifty-six thousand, eleven".