1103100300120 has 128 divisors (see below), whose sum is σ = 4072985763840. Its totient is φ = 232742039040.

The previous prime is 1103100300109. The next prime is 1103100300139. The reversal of 1103100300120 is 210030013011.

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 = 1103100300096 and 1103100300105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50497336 + ... + 50519175.

It is an arithmetic number, because the mean of its divisors is an integer number (31820201280).

Almost surely, 2^{1103100300120} is an apocalyptic number.

1103100300120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103100300120 is an abundant number, since it is smaller than the sum of its proper divisors (2969885463720).

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

1103100300120 is a wasteful number, since it uses less digits than its factorization.

1103100300120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101016545 (or 101016541 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 1103100300120 its reverse (210030013011), we get a palindrome (1313130313131).

The spelling of 1103100300120 in words is "one trillion, one hundred three billion, one hundred million, three hundred thousand, one hundred twenty".