5211101011 has 4 divisors (see below), whose sum is σ = 5211856800. Its totient is φ = 5210345224.

The previous prime is 5211100991. The next prime is 5211101017. The reversal of 5211101011 is 1101011125.

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 5211101011 - 2¹⁵ = 5211068243 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5211100982 and 5211101000.

It is not an unprimeable number, because it can be changed into a prime (5211101017) 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, 367456 + ... + 381373.

It is an arithmetic number, because the mean of its divisors is an integer number (1302964200).

Almost surely, 2^5211101011 is an apocalyptic number.

5211101011 is a deficient number, since it is larger than the sum of its proper divisors (755789).

5211101011 is an equidigital number, since it uses as much as digits as its factorization.

5211101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755788.

The product of its (nonzero) digits is 10, while the sum is 13.

The square root of 5211101011 is about 72187.9561353554. The cubic root of 5211101011 is about 1733.7101715884.

Adding to 5211101011 its reverse (1101011125), we get a palindrome (6312112136).

The spelling of 5211101011 in words is "five billion, two hundred eleven million, one hundred one thousand, eleven".