220011441 has 16 divisors (see below), whose sum is σ = 316283520. Its totient is φ = 135233280.

The previous prime is 220011437. The next prime is 220011497. The reversal of 220011441 is 144110022.

It is not a de Polignac number, because 220011441 - 2² = 220011437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220011441.

It is not an unprimeable number, because it can be changed into a prime (220011541) 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, 36556 + ... + 42146.

It is an arithmetic number, because the mean of its divisors is an integer number (19767720).

Almost surely, 2^220011441 is an apocalyptic number.

It is an amenable number.

220011441 is a deficient number, since it is larger than the sum of its proper divisors (96272079).

220011441 is a wasteful number, since it uses less digits than its factorization.

220011441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6616.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 220011441 is about 14832.7826452086. The cubic root of 220011441 is about 603.6915382183.

Adding to 220011441 its reverse (144110022), we get a palindrome (364121463).

The spelling of 220011441 in words is "two hundred twenty million, eleven thousand, four hundred forty-one".