5512221211 has 16 divisors (see below), whose sum is σ = 6321470400. Its totient is φ = 4708454400.

The previous prime is 5512221163. The next prime is 5512221217. The reversal of 5512221211 is 1121222155.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5512221211 - 2²⁷ = 5378003483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5512221217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4236261 + ... + 4237561.

It is an arithmetic number, because the mean of its divisors is an integer number (395091900).

Almost surely, 2^5512221211 is an apocalyptic number.

5512221211 is a deficient number, since it is larger than the sum of its proper divisors (809249189).

5512221211 is a wasteful number, since it uses less digits than its factorization.

5512221211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2934.

The product of its digits is 400, while the sum is 22.

The square root of 5512221211 is about 74244.3345380642. The cubic root of 5512221211 is about 1766.4806287111.

Adding to 5512221211 its reverse (1121222155), we get a palindrome (6633443366).

The spelling of 5512221211 in words is "five billion, five hundred twelve million, two hundred twenty-one thousand, two hundred eleven".