220143102 has 16 divisors (see below), whose sum is σ = 445234320. Its totient is φ = 72556352.

The previous prime is 220143067. The next prime is 220143109. The reversal of 220143102 is 201341022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220143109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205593 + ... + 206660.

It is an arithmetic number, because the mean of its divisors is an integer number (27827145).

Almost surely, 2^220143102 is an apocalyptic number.

220143102 is an abundant number, since it is smaller than the sum of its proper divisors (225091218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220143102 is a wasteful number, since it uses less digits than its factorization.

220143102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412347.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 220143102 is about 14837.2201574284. The cubic root of 220143102 is about 603.8119361722.

Adding to 220143102 its reverse (201341022), we get a palindrome (421484124).

The spelling of 220143102 in words is "two hundred twenty million, one hundred forty-three thousand, one hundred two".