120040310303 has 4 divisors (see below), whose sum is σ = 121102614048. Its totient is φ = 118978006560.

The previous prime is 120040310297. The next prime is 120040310323. The reversal of 120040310303 is 303013040021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120040310303 - 2⁴ = 120040310287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120040310323) 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, 531151703 + ... + 531151928.

It is an arithmetic number, because the mean of its divisors is an integer number (30275653512).

Almost surely, 2^120040310303 is an apocalyptic number.

120040310303 is a deficient number, since it is larger than the sum of its proper divisors (1062303745).

120040310303 is a wasteful number, since it uses less digits than its factorization.

120040310303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062303744.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 120040310303 its reverse (303013040021), we get a palindrome (423053350324).

The spelling of 120040310303 in words is "one hundred twenty billion, forty million, three hundred ten thousand, three hundred three".