2202120525 has 24 divisors (see below), whose sum is σ = 3971826144. Its totient is φ = 1067694400.

The previous prime is 2202120523. The next prime is 2202120541. The reversal of 2202120525 is 5250212022.

It is not a de Polignac number, because 2202120525 - 2¹ = 2202120523 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202120523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1333794 + ... + 1335443.

It is an arithmetic number, because the mean of its divisors is an integer number (165492756).

Almost surely, 2^2202120525 is an apocalyptic number.

2202120525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2202120525 is a deficient number, since it is larger than the sum of its proper divisors (1769705619).

2202120525 is a wasteful number, since it uses less digits than its factorization.

2202120525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2669261 (or 2669256 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 2202120525 is about 46926.7570262425. The cubic root of 2202120525 is about 1301.0091818590.

Adding to 2202120525 its reverse (5250212022), we get a palindrome (7452332547).

The spelling of 2202120525 in words is "two billion, two hundred two million, one hundred twenty thousand, five hundred twenty-five".