220242011 has 16 divisors (see below), whose sum is σ = 249271296. Its totient is φ = 192780000.

The previous prime is 220242007. The next prime is 220242023. The reversal of 220242011 is 110242022.

It is a cyclic number.

It is not a de Polignac number, because 220242011 - 2² = 220242007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220242031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70421 + ... + 73481.

It is an arithmetic number, because the mean of its divisors is an integer number (15579456).

Almost surely, 2^220242011 is an apocalyptic number.

220242011 is a deficient number, since it is larger than the sum of its proper divisors (29029285).

220242011 is a wasteful number, since it uses less digits than its factorization.

220242011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3314.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 220242011 is about 14840.5529209663. The cubic root of 220242011 is about 603.9023523488.

Adding to 220242011 its reverse (110242022), we get a palindrome (330484033).

The spelling of 220242011 in words is "two hundred twenty million, two hundred forty-two thousand, eleven".