2120503124 has 24 divisors (see below), whose sum is σ = 3925279680. Its totient is φ = 1000257984.

The previous prime is 2120503097. The next prime is 2120503163. The reversal of 2120503124 is 4213050212.

It is a junction number, because it is equal to n+sod(n) for n = 2120503096 and 2120503105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151154 + ... + 164585.

It is an arithmetic number, because the mean of its divisors is an integer number (163553320).

Almost surely, 2^2120503124 is an apocalyptic number.

It is an amenable number.

2120503124 is a deficient number, since it is larger than the sum of its proper divisors (1804776556).

2120503124 is a wasteful number, since it uses less digits than its factorization.

2120503124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315839 (or 315837 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 2120503124 is about 46048.9209862728. The cubic root of 2120503124 is about 1284.7332737338.

Adding to 2120503124 its reverse (4213050212), we get a palindrome (6333553336).

The spelling of 2120503124 in words is "two billion, one hundred twenty million, five hundred three thousand, one hundred twenty-four".