5210521211 has 16 divisors (see below), whose sum is σ = 5977281024. Its totient is φ = 4449397824.

The previous prime is 5210521187. The next prime is 5210521243. The reversal of 5210521211 is 1121250125.

It is a cyclic number.

It is not a de Polignac number, because 5210521211 - 2¹⁰ = 5210520187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5210521271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3376106 + ... + 3377648.

It is an arithmetic number, because the mean of its divisors is an integer number (373580064).

Almost surely, 2^5210521211 is an apocalyptic number.

5210521211 is a deficient number, since it is larger than the sum of its proper divisors (766759813).

5210521211 is a wasteful number, since it uses less digits than its factorization.

5210521211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3050.

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 5210521211 is about 72183.9401182839. The cubic root of 5210521211 is about 1733.6458702416.

Adding to 5210521211 its reverse (1121250125), we get a palindrome (6331771336).

The spelling of 5210521211 in words is "five billion, two hundred ten million, five hundred twenty-one thousand, two hundred eleven".