1110023100120 has 256 divisors, whose sum is σ = 3657986542080. Its totient is φ = 267237273600.

The previous prime is 1110023100089. The next prime is 1110023100133. The reversal of 1110023100120 is 210013200111.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1110023100096 and 1110023100105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 122096775 + ... + 122105865.

It is an arithmetic number, because the mean of its divisors is an integer number (14289009930).

Almost surely, 2^{1110023100120} is an apocalyptic number.

1110023100120 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 1110023100120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1828993271040).

1110023100120 is an abundant number, since it is smaller than the sum of its proper divisors (2547963441960).

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

1110023100120 is a wasteful number, since it uses less digits than its factorization.

1110023100120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9746 (or 9742 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 1110023100120 its reverse (210013200111), we get a palindrome (1320036300231).

Subtracting from 1110023100120 its reverse (210013200111), we obtain a palindrome (900009900009).

The spelling of 1110023100120 in words is "one trillion, one hundred ten billion, twenty-three million, one hundred thousand, one hundred twenty".