1110123043420 has 24 divisors (see below), whose sum is σ = 2338176086064. Its totient is φ = 442731561216.

The previous prime is 1110123043399. The next prime is 1110123043427. The reversal of 1110123043420 is 243403210111.

It is a junction number, because it is equal to n+sod(n) for n = 1110123043391 and 1110123043400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110123043427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82346602 + ... + 82360081.

It is an arithmetic number, because the mean of its divisors is an integer number (97424003586).

Almost surely, 2^{1110123043420} is an apocalyptic number.

1110123043420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1110123043420 is an abundant number, since it is smaller than the sum of its proper divisors (1228053042644).

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

1110123043420 is a wasteful number, since it uses less digits than its factorization.

1110123043420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164707029 (or 164707027 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1110123043420 its reverse (243403210111), we get a palindrome (1353526253531).

The spelling of 1110123043420 in words is "one trillion, one hundred ten billion, one hundred twenty-three million, forty-three thousand, four hundred twenty".