5005561101 has 4 divisors (see below), whose sum is σ = 6674081472. Its totient is φ = 3337040732.

The previous prime is 5005561091. The next prime is 5005561123. The reversal of 5005561101 is 1011655005.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5005561101 - 2⁵ = 5005561069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5005561201) 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, 834260181 + ... + 834260186.

It is an arithmetic number, because the mean of its divisors is an integer number (1668520368).

Almost surely, 2^5005561101 is an apocalyptic number.

It is an amenable number.

5005561101 is a deficient number, since it is larger than the sum of its proper divisors (1668520371).

5005561101 is a wasteful number, since it uses less digits than its factorization.

5005561101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1668520370.

The product of its (nonzero) digits is 750, while the sum is 24.

The square root of 5005561101 is about 70749.9901130735. The cubic root of 5005561101 is about 1710.6096683852.

It can be divided in two parts, 50055 and 61101, that added together give a triangular number (111156 = T₄₇₁).

The spelling of 5005561101 in words is "five billion, five million, five hundred sixty-one thousand, one hundred one".