1203300120 has 128 divisors (see below), whose sum is σ = 4169802240. Its totient is φ = 274544640.

The previous prime is 1203300097. The next prime is 1203300121. The reversal of 1203300120 is 210033021.

It is a happy number.

1203300120 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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 = 1203300096 and 1203300105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203300121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4372 + ... + 49251.

It is an arithmetic number, because the mean of its divisors is an integer number (32576580).

Almost surely, 2^1203300120 is an apocalyptic number.

1203300120 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 1203300120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2084901120).

1203300120 is an abundant number, since it is smaller than the sum of its proper divisors (2966502120).

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

1203300120 is a wasteful number, since it uses less digits than its factorization.

1203300120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53665 (or 53661 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1203300120 is about 34688.6165766235. The cubic root of 1203300120 is about 1063.6318166615.

Adding to 1203300120 its reverse (210033021), we get a palindrome (1413333141).

It can be divided in two parts, 12033001 and 20, that added together give a palindrome (12033021).

The spelling of 1203300120 in words is "one billion, two hundred three million, three hundred thousand, one hundred twenty".