43143203012 has 48 divisors (see below), whose sum is σ = 93032174592. Its totient is φ = 17047739520.

The previous prime is 43143202957. The next prime is 43143203017. The reversal of 43143203012 is 21030234134.

It is a super-2 number, since 2×43143203012² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43143203017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245462 + ... + 382802.

It is an arithmetic number, because the mean of its divisors is an integer number (1938170304).

Almost surely, 2^43143203012 is an apocalyptic number.

It is an amenable number.

43143203012 is an abundant number, since it is smaller than the sum of its proper divisors (49888971580).

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

43143203012 is a wasteful number, since it uses less digits than its factorization.

43143203012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138228 (or 138226 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 43143203012 its reverse (21030234134), we get a palindrome (64173437146).

The spelling of 43143203012 in words is "forty-three billion, one hundred forty-three million, two hundred three thousand, twelve".