1103322132 has 72 divisors (see below), whose sum is σ = 3046286880. Its totient is φ = 333923520.

The previous prime is 1103322131. The next prime is 1103322163. The reversal of 1103322132 is 2312233011.

It is a super-2 number, since 2×1103322132² = 2434639453922050848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103322131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 497458 + ... + 499670.

It is an arithmetic number, because the mean of its divisors is an integer number (42309540).

Almost surely, 2^1103322132 is an apocalyptic number.

1103322132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1103322132 is an abundant number, since it is smaller than the sum of its proper divisors (1942964748).

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

1103322132 is a wasteful number, since it uses less digits than its factorization.

1103322132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3493 (or 3488 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1103322132 is about 33216.2931706715. The cubic root of 1103322132 is about 1033.3182743094.

Adding to 1103322132 its reverse (2312233011), we get a palindrome (3415555143).

It can be divided in two parts, 11033221 and 32, that added together give a triangular number (11033253 = T₄₆₉₇).

The spelling of 1103322132 in words is "one billion, one hundred three million, three hundred twenty-two thousand, one hundred thirty-two".