1105213522 has 12 divisors (see below), whose sum is σ = 1928484990. Its totient is φ = 473662896.

The previous prime is 1105213517. The next prime is 1105213523. The reversal of 1105213522 is 2253125011.

It can be written as a sum of positive squares in only one way, i.e., 999761161 + 105452361 = 31619^2 + 10269^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1105213493 and 1105213502.

It is not an unprimeable number, because it can be changed into a prime (1105213523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5638747 + ... + 5638942.

Almost surely, 2^1105213522 is an apocalyptic number.

1105213522 is a deficient number, since it is larger than the sum of its proper divisors (823271468).

1105213522 is a wasteful number, since it uses less digits than its factorization.

1105213522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11277705 (or 11277698 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1105213522 is about 33244.7517963362. The cubic root of 1105213522 is about 1033.9083987658.

Adding to 1105213522 its reverse (2253125011), we get a palindrome (3358338533).

The spelling of 1105213522 in words is "one billion, one hundred five million, two hundred thirteen thousand, five hundred twenty-two".