1103220331032 has 64 divisors (see below), whose sum is σ = 2878628427360. Its totient is φ = 352001561600.

The previous prime is 1103220331021. The next prime is 1103220331033. The reversal of 1103220331032 is 2301330223011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103220331033) 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, 10524819 + ... + 10629122.

Almost surely, 2^{1103220331032} is an apocalyptic number.

1103220331032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1103220331032 is an abundant number, since it is smaller than the sum of its proper divisors (1775408096328).

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

1103220331032 is a wasteful number, since it uses less digits than its factorization.

1103220331032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21154044 (or 21154040 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1103220331032 its reverse (2301330223011), we get a palindrome (3404550554043).

The spelling of 1103220331032 in words is "one trillion, one hundred three billion, two hundred twenty million, three hundred thirty-one thousand, thirty-two".