143103212012 has 48 divisors (see below), whose sum is σ = 259244375040. Its totient is φ = 69078939072.

The previous prime is 143103212003. The next prime is 143103212113. The reversal of 143103212012 is 210212301341.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14468933 + ... + 14478819.

It is an arithmetic number, because the mean of its divisors is an integer number (5400924480).

Almost surely, 2^143103212012 is an apocalyptic number.

It is an amenable number.

143103212012 is a deficient number, since it is larger than the sum of its proper divisors (116141163028).

143103212012 is a wasteful number, since it uses less digits than its factorization.

143103212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11030 (or 11028 counting only the distinct ones).

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

Adding to 143103212012 its reverse (210212301341), we get a palindrome (353315513353).

The spelling of 143103212012 in words is "one hundred forty-three billion, one hundred three million, two hundred twelve thousand, twelve".