2120225524 has 6 divisors (see below), whose sum is σ = 3710394674. Its totient is φ = 1060112760.

The previous prime is 2120225521. The next prime is 2120225531. The reversal of 2120225524 is 4255220212.

It can be written as a sum of positive squares in only one way, i.e., 2044848400 + 75377124 = 45220^2 + 8682^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120225521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265028187 + ... + 265028194.

Almost surely, 2^2120225524 is an apocalyptic number.

It is an amenable number.

2120225524 is a deficient number, since it is larger than the sum of its proper divisors (1590169150).

2120225524 is a wasteful number, since it uses less digits than its factorization.

2120225524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530056385 (or 530056383 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 2120225524 is about 46045.9067018991. The cubic root of 2120225524 is about 1284.6772088127.

Adding to 2120225524 its reverse (4255220212), we get a palindrome (6375445736).

The spelling of 2120225524 in words is "two billion, one hundred twenty million, two hundred twenty-five thousand, five hundred twenty-four".