2201145524 has 6 divisors (see below), whose sum is σ = 3852004674. Its totient is φ = 1100572760.

The previous prime is 2201145523. The next prime is 2201145547. The reversal of 2201145524 is 4255411022.

It can be written as a sum of positive squares in only one way, i.e., 1960895524 + 240250000 = 44282^2 + 15500^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2201145493 and 2201145502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201145521) 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 as a sum of consecutive naturals, namely, 275143187 + ... + 275143194.

It is an arithmetic number, because the mean of its divisors is an integer number (642000779).

Almost surely, 2^2201145524 is an apocalyptic number.

It is an amenable number.

2201145524 is a deficient number, since it is larger than the sum of its proper divisors (1650859150).

2201145524 is a wasteful number, since it uses less digits than its factorization.

2201145524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550286385 (or 550286383 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 2201145524 is about 46916.3673359309. The cubic root of 2201145524 is about 1300.8171438522.

Adding to 2201145524 its reverse (4255411022), we get a palindrome (6456556546).

The spelling of 2201145524 in words is "two billion, two hundred one million, one hundred forty-five thousand, five hundred twenty-four".