5050511011111 has 4 divisors (see below), whose sum is σ = 5145803671752. Its totient is φ = 4955218350472.

The previous prime is 5050511011081. The next prime is 5050511011121. The reversal of 5050511011111 is 1111101150505.

It is a happy number.

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 5050511011111 - 2¹⁹ = 5050510486823 is a prime.

It is a super-2 number, since 2×5050511011111² (a number of 26 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 (5050511011121) 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, 47646330241 + ... + 47646330346.

It is an arithmetic number, because the mean of its divisors is an integer number (1286450917938).

Almost surely, 2^{5050511011111} is an apocalyptic number.

5050511011111 is a deficient number, since it is larger than the sum of its proper divisors (95292660641).

5050511011111 is an equidigital number, since it uses as much as digits as its factorization.

5050511011111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95292660640.

The product of its (nonzero) digits is 125, while the sum is 22.

Adding to 5050511011111 its reverse (1111101150505), we get a palindrome (6161612161616).

The spelling of 5050511011111 in words is "five trillion, fifty billion, five hundred eleven million, eleven thousand, one hundred eleven".