5111105620 has 12 divisors (see below), whose sum is σ = 10733321844. Its totient is φ = 2044442240.

The previous prime is 5111105611. The next prime is 5111105639. The reversal of 5111105620 is 265011115.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1153689156 + 3957416464 = 33966^2 + 62908^2 .

It is a super-2 number, since 2×5111105620² = 52246801317591168800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5111105591 and 5111105600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127777621 + ... + 127777660.

It is an arithmetic number, because the mean of its divisors is an integer number (894443487).

Almost surely, 2^5111105620 is an apocalyptic number.

It is an amenable number.

5111105620 is an abundant number, since it is smaller than the sum of its proper divisors (5622216224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5111105620 is a wasteful number, since it uses less digits than its factorization.

5111105620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255555290 (or 255555288 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 22.

The square root of 5111105620 is about 71491.9968947574. The cubic root of 5111105620 is about 1722.5491339151.

Adding to 5111105620 its reverse (265011115), we get a palindrome (5376116735).

The spelling of 5111105620 in words is "five billion, one hundred eleven million, one hundred five thousand, six hundred twenty".