143215643012 has 48 divisors (see below), whose sum is σ = 279417073152. Its totient is φ = 63782691840.

The previous prime is 143215643003. The next prime is 143215643041. The reversal of 143215643012 is 210346512341.

It is a super-3 number, since 3×143215643012³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 143215643012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 431348 + ... + 687380.

It is an arithmetic number, because the mean of its divisors is an integer number (5821189024).

Almost surely, 2^143215643012 is an apocalyptic number.

It is an amenable number.

143215643012 is a deficient number, since it is larger than the sum of its proper divisors (136201430140).

143215643012 is a wasteful number, since it uses less digits than its factorization.

143215643012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256428 (or 256426 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 143215643012 in words is "one hundred forty-three billion, two hundred fifteen million, six hundred forty-three thousand, twelve".