2403121300 has 36 divisors (see below), whose sum is σ = 5216970780. Its totient is φ = 960843520.

The previous prime is 2403121297. The next prime is 2403121313. The reversal of 2403121300 is 31213042.

It is a happy number.

2403121300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 265168656 + 2137952644 = 16284^2 + 46238^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 376536 + ... + 382864.

It is an arithmetic number, because the mean of its divisors is an integer number (144915855).

Almost surely, 2^2403121300 is an apocalyptic number.

2403121300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2403121300 is an abundant number, since it is smaller than the sum of its proper divisors (2813849480).

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

2403121300 is a wasteful number, since it uses less digits than its factorization.

2403121300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10140 (or 10133 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2403121300 is about 49021.6411393988. The cubic root of 2403121300 is about 1339.4460656902.

Adding to 2403121300 its reverse (31213042), we get a palindrome (2434334342).

The spelling of 2403121300 in words is "two billion, four hundred three million, one hundred twenty-one thousand, three hundred".