5211100000 has 216 divisors, whose sum is σ = 13567756608. Its totient is φ = 1968000000.

The previous prime is 5211099997. The next prime is 5211100033. The reversal of 5211100000 is 11125.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 5211100000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 127099980 + ... + 127100020.

It is an arithmetic number, because the mean of its divisors is an integer number (62813688).

Almost surely, 2^5211100000 is an apocalyptic number.

5211100000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5211100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6783878304).

5211100000 is an abundant number, since it is smaller than the sum of its proper divisors (8356656608).

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

5211100000 is an frugal number, since it uses more digits than its factorization.

5211100000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148 (or 79 counting only the distinct ones).

The product of its (nonzero) digits is 10, while the sum is 10.

The square root of 5211100000 is about 72187.9491328019. The cubic root of 5211100000 is about 1733.7100594700.

Adding to 5211100000 its reverse (11125), we get a palindrome (5211111125).

The spelling of 5211100000 in words is "five billion, two hundred eleven million, one hundred thousand".