1103222123120 has 80 divisors (see below), whose sum is σ = 2763531476832. Its totient is φ = 407161728000.

The previous prime is 1103222123093. The next prime is 1103222123137. The reversal of 1103222123120 is 213212223011.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1103222123092 and 1103222123101.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 2105414 + ... + 2576666.

Almost surely, 2^{1103222123120} is an apocalyptic number.

1103222123120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103222123120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1381765738416).

1103222123120 is an abundant number, since it is smaller than the sum of its proper divisors (1660309353712).

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

1103222123120 is a wasteful number, since it uses less digits than its factorization.

1103222123120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473530 (or 473524 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1103222123120 its reverse (213212223011), we get a palindrome (1316434346131).

The spelling of 1103222123120 in words is "one trillion, one hundred three billion, two hundred twenty-two million, one hundred twenty-three thousand, one hundred twenty".