1103020012332 has 72 divisors (see below), whose sum is σ = 3186607447296. Its totient is φ = 315138171744.

The previous prime is 1103020012309. The next prime is 1103020012361. The reversal of 1103020012332 is 2332100203011.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10841563 + ... + 10942829.

It is an arithmetic number, because the mean of its divisors is an integer number (44258436768).

Almost surely, 2^{1103020012332} is an apocalyptic number.

1103020012332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1103020012332 is an abundant number, since it is smaller than the sum of its proper divisors (2083587434964).

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

1103020012332 is a wasteful number, since it uses less digits than its factorization.

1103020012332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144507 (or 144502 counting only the distinct ones).

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

Adding to 1103020012332 its reverse (2332100203011), we get a palindrome (3435120215343).

The spelling of 1103020012332 in words is "one trillion, one hundred three billion, twenty million, twelve thousand, three hundred thirty-two".