2212005522 has 32 divisors (see below), whose sum is σ = 4448427264. Its totient is φ = 733276800.

The previous prime is 2212005491. The next prime is 2212005529. The reversal of 2212005522 is 2255002122.

It is not an unprimeable number, because it can be changed into a prime (2212005529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1334118 + ... + 1335774.

It is an arithmetic number, because the mean of its divisors is an integer number (139013352).

Almost surely, 2^2212005522 is an apocalyptic number.

2212005522 is an abundant number, since it is smaller than the sum of its proper divisors (2236421742).

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

2212005522 is a wasteful number, since it uses less digits than its factorization.

2212005522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2754.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 2212005522 is about 47031.9627700142. The cubic root of 2212005522 is about 1302.9529563002.

Adding to 2212005522 its reverse (2255002122), we get a palindrome (4467007644).

The spelling of 2212005522 in words is "two billion, two hundred twelve million, five thousand, five hundred twenty-two".