220211004424 has 16 divisors (see below), whose sum is σ = 414065314620. Its totient is φ = 109793587200.

The previous prime is 220211004331. The next prime is 220211004427. The reversal of 220211004424 is 424400112022.

It can be written as a sum of positive squares in 2 ways, for example, as 186608448324 + 33602556100 = 431982^2 + 183310^2 .

It is a junction number, because it is equal to n+sod(n) for n = 220211004395 and 220211004404.

It is not an unprimeable number, because it can be changed into a prime (220211004427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38986377 + ... + 38992024.

Almost surely, 2^220211004424 is an apocalyptic number.

It is an amenable number.

220211004424 is a deficient number, since it is larger than the sum of its proper divisors (193854310196).

220211004424 is a wasteful number, since it uses less digits than its factorization.

220211004424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77978760 (or 77978756 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 220211004424 its reverse (424400112022), we get a palindrome (644611116446).

The spelling of 220211004424 in words is "two hundred twenty billion, two hundred eleven million, four thousand, four hundred twenty-four".