143102216 has 16 divisors (see below), whose sum is σ = 274026240. Its totient is φ = 70028560.

The previous prime is 143102213. The next prime is 143102249. The reversal of 143102216 is 612201341.

It is a super-2 number, since 2×143102216² = 40956488448221312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (143102213) 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, 189920 + ... + 190671.

It is an arithmetic number, because the mean of its divisors is an integer number (17126640).

Almost surely, 2^143102216 is an apocalyptic number.

It is an amenable number.

143102216 is a deficient number, since it is larger than the sum of its proper divisors (130924024).

143102216 is a wasteful number, since it uses less digits than its factorization.

143102216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380644 (or 380640 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 143102216 is about 11962.5338453022. The cubic root of 143102216 is about 523.0567203137.

Adding to 143102216 its reverse (612201341), we get a palindrome (755303557).

The spelling of 143102216 in words is "one hundred forty-three million, one hundred two thousand, two hundred sixteen".