2120503522 has 16 divisors (see below), whose sum is σ = 3268732032. Its totient is φ = 1030961520.

The previous prime is 2120503501. The next prime is 2120503523. The reversal of 2120503522 is 2253050212.

It is a junction number, because it is equal to n+sod(n) for n = 2120503493 and 2120503502.

It is not an unprimeable number, because it can be changed into a prime (2120503523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126103 + ... + 141925.

It is an arithmetic number, because the mean of its divisors is an integer number (204295752).

Almost surely, 2^2120503522 is an apocalyptic number.

2120503522 is a deficient number, since it is larger than the sum of its proper divisors (1148228510).

2120503522 is a wasteful number, since it uses less digits than its factorization.

2120503522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17673.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 2120503522 is about 46048.9253077637. The cubic root of 2120503522 is about 1284.7333541115.

Adding to 2120503522 its reverse (2253050212), we get a palindrome (4373553734).

The spelling of 2120503522 in words is "two billion, one hundred twenty million, five hundred three thousand, five hundred twenty-two".