2220533523 has 48 divisors (see below), whose sum is σ = 3670954560. Its totient is φ = 1285767936.

The previous prime is 2220533467. The next prime is 2220533531. The reversal of 2220533523 is 3253350222.

It is not a de Polignac number, because 2220533523 - 2⁸ = 2220533267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2220533563) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 572890 + ... + 576752.

It is an arithmetic number, because the mean of its divisors is an integer number (76478220).

Almost surely, 2^2220533523 is an apocalyptic number.

2220533523 is a deficient number, since it is larger than the sum of its proper divisors (1450421037).

2220533523 is a wasteful number, since it uses less digits than its factorization.

2220533523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3933 (or 3896 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The square root of 2220533523 is about 47122.5373149621. The cubic root of 2220533523 is about 1304.6252449269.

Adding to 2220533523 its reverse (3253350222), we get a palindrome (5473883745).

The spelling of 2220533523 in words is "two billion, two hundred twenty million, five hundred thirty-three thousand, five hundred twenty-three".