1103221132 has 48 divisors (see below), whose sum is σ = 2160547200. Its totient is φ = 489404160.

The previous prime is 1103221099. The next prime is 1103221139. The reversal of 1103221132 is 2311223011.

It is a super-2 number, since 2×1103221132² = 2434193732182722848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1103221139) 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, 358882 + ... + 361942.

It is an arithmetic number, because the mean of its divisors is an integer number (45011400).

Almost surely, 2^1103221132 is an apocalyptic number.

It is an amenable number.

1103221132 is a deficient number, since it is larger than the sum of its proper divisors (1057326068).

1103221132 is a wasteful number, since it uses less digits than its factorization.

1103221132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3346 (or 3344 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1103221132 is about 33214.7727976574. The cubic root of 1103221132 is about 1033.2867427716.

Adding to 1103221132 its reverse (2311223011), we get a palindrome (3414444143).

The spelling of 1103221132 in words is "one billion, one hundred three million, two hundred twenty-one thousand, one hundred thirty-two".