4220213523 has 16 divisors (see below), whose sum is σ = 5656705536. Its totient is φ = 2798621280.

The previous prime is 4220213521. The next prime is 4220213527. The reversal of 4220213523 is 3253120224.

It is not a de Polignac number, because 4220213523 - 2¹ = 4220213521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4220213493 and 4220213502.

It is not an unprimeable number, because it can be changed into a prime (4220213521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1101990 + ... + 1105812.

It is an arithmetic number, because the mean of its divisors is an integer number (353544096).

Almost surely, 2^4220213523 is an apocalyptic number.

4220213523 is a deficient number, since it is larger than the sum of its proper divisors (1436492013).

4220213523 is a wasteful number, since it uses less digits than its factorization.

4220213523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5674.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 4220213523 is about 64963.1705122218. The cubic root of 4220213523 is about 1616.0128442014.

Adding to 4220213523 its reverse (3253120224), we get a palindrome (7473333747).

The spelling of 4220213523 in words is "four billion, two hundred twenty million, two hundred thirteen thousand, five hundred twenty-three".