143012304012 has 48 divisors (see below), whose sum is σ = 334635315840. Its totient is φ = 47536591872.

The previous prime is 143012303983. The next prime is 143012304031. The reversal of 143012304012 is 210403210341.

It is a super-2 number, since 2×143012304012² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 143012304012.

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, 15768303 + ... + 15777369.

It is an arithmetic number, because the mean of its divisors is an integer number (6971569080).

Almost surely, 2^143012304012 is an apocalyptic number.

143012304012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

143012304012 is an abundant number, since it is smaller than the sum of its proper divisors (191623011828).

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

143012304012 is a wasteful number, since it uses less digits than its factorization.

143012304012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12630 (or 12628 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 143012304012 its reverse (210403210341), we get a palindrome (353415514353).

The spelling of 143012304012 in words is "one hundred forty-three billion, twelve million, three hundred four thousand, twelve".