120203300540 has 12 divisors (see below), whose sum is σ = 252426931176. Its totient is φ = 48081320208.

The previous prime is 120203300533. The next prime is 120203300549. The reversal of 120203300540 is 45003302021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 6010165027 = 120203300540 / (1 + 2 + 0 + 2 + 0 + 3 + 3 + 0 + 0 + 5 + 4 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120203300549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3005082494 + ... + 3005082533.

It is an arithmetic number, because the mean of its divisors is an integer number (21035577598).

Almost surely, 2^120203300540 is an apocalyptic number.

120203300540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120203300540 is an abundant number, since it is smaller than the sum of its proper divisors (132223630636).

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

120203300540 is a wasteful number, since it uses less digits than its factorization.

120203300540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6010165036 (or 6010165034 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 120203300540 its reverse (45003302021), we get a palindrome (165206602561).

The spelling of 120203300540 in words is "one hundred twenty billion, two hundred three million, three hundred thousand, five hundred forty".