2520120303 has 32 divisors (see below), whose sum is σ = 3792614400. Its totient is φ = 1653619968.

The previous prime is 2520120301. The next prime is 2520120367. The reversal of 2520120303 is 3030210252.

It is not a de Polignac number, because 2520120303 - 2¹ = 2520120301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520120301) 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, 751276 + ... + 754622.

It is an arithmetic number, because the mean of its divisors is an integer number (118519200).

Almost surely, 2^2520120303 is an apocalyptic number.

2520120303 is a deficient number, since it is larger than the sum of its proper divisors (1272494097).

2520120303 is a wasteful number, since it uses less digits than its factorization.

2520120303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3788 (or 3782 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 2520120303 is about 50200.7998243056. The cubic root of 2520120303 is about 1360.8400776793.

Adding to 2520120303 its reverse (3030210252), we get a palindrome (5550330555).

The spelling of 2520120303 in words is "two billion, five hundred twenty million, one hundred twenty thousand, three hundred three".