220140206 has 32 divisors (see below), whose sum is σ = 391831776. Its totient is φ = 91440000.

The previous prime is 220140197. The next prime is 220140209. The reversal of 220140206 is 602041022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220140209) 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, 25076 + ... + 32696.

It is an arithmetic number, because the mean of its divisors is an integer number (12244743).

Almost surely, 2^220140206 is an apocalyptic number.

220140206 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

220140206 is a deficient number, since it is larger than the sum of its proper divisors (171691570).

220140206 is a wasteful number, since it uses less digits than its factorization.

220140206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7748.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 220140206 is about 14837.1225647024. The cubic root of 220140206 is about 603.8092884293.

Adding to 220140206 its reverse (602041022), we get a palindrome (822181228).

The spelling of 220140206 in words is "two hundred twenty million, one hundred forty thousand, two hundred six".