1103442043420 has 24 divisors (see below), whose sum is σ = 2323792692144. Its totient is φ = 440126455296.

The previous prime is 1103442043409. The next prime is 1103442043439. The reversal of 1103442043420 is 243402443011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78140394 + ... + 78154513.

It is an arithmetic number, because the mean of its divisors is an integer number (96824695506).

Almost surely, 2^{1103442043420} is an apocalyptic number.

1103442043420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103442043420 is an abundant number, since it is smaller than the sum of its proper divisors (1220350648724).

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

1103442043420 is a wasteful number, since it uses less digits than its factorization.

1103442043420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156295269 (or 156295267 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 1103442043420 its reverse (243402443011), we get a palindrome (1346844486431).

The spelling of 1103442043420 in words is "one trillion, one hundred three billion, four hundred forty-two million, forty-three thousand, four hundred twenty".