500101110561 has 12 divisors (see below), whose sum is σ = 722039473968. Its totient is φ = 307754529264.

The previous prime is 500101110527. The next prime is 500101110589. The reversal of 500101110561 is 165011101005.

It is a happy number.

It is not a de Polignac number, because 500101110561 - 2¹⁵ = 500101077793 is a prime.

It is a super-2 number, since 2×500101110561² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (500101110161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 493195855 + ... + 493196868.

It is an arithmetic number, because the mean of its divisors is an integer number (60169956164).

Almost surely, 2^500101110561 is an apocalyptic number.

It is an amenable number.

500101110561 is a deficient number, since it is larger than the sum of its proper divisors (221938363407).

500101110561 is a wasteful number, since it uses less digits than its factorization.

500101110561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986392752 (or 986392739 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 21.

Adding to 500101110561 its reverse (165011101005), we get a palindrome (665112211566).

The spelling of 500101110561 in words is "five hundred billion, one hundred one million, one hundred ten thousand, five hundred sixty-one".