2122203525 has 24 divisors (see below), whose sum is σ = 3778612320. Its totient is φ = 1044776640.

The previous prime is 2122203469. The next prime is 2122203527. The reversal of 2122203525 is 5253022212.

It is not a de Polignac number, because 2122203525 - 2¹⁰ = 2122202501 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2122203495 and 2122203504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122203527) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1087335 + ... + 1089284.

It is an arithmetic number, because the mean of its divisors is an integer number (157442180).

Almost surely, 2^2122203525 is an apocalyptic number.

2122203525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2122203525 is a deficient number, since it is larger than the sum of its proper divisors (1656408795).

2122203525 is a wasteful number, since it uses less digits than its factorization.

2122203525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2176645 (or 2176640 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 2122203525 is about 46067.3802706427. The cubic root of 2122203525 is about 1285.0765850382.

Adding to 2122203525 its reverse (5253022212), we get a palindrome (7375225737).

The spelling of 2122203525 in words is "two billion, one hundred twenty-two million, two hundred three thousand, five hundred twenty-five".