43051132231120 has 40 divisors (see below), whose sum is σ = 107793411858216. Its totient is φ = 15895802669568.

The previous prime is 43051132231069. The next prime is 43051132231183. The reversal of 43051132231120 is 2113223115034.

It can be written as a sum of positive squares in 4 ways, for example, as 3349690606656 + 39701441624464 = 1830216^2 + 6300908^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-3 number, since 3×43051132231120³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20697658687 + ... + 20697660766.

Almost surely, 2^{43051132231120} is an apocalyptic number.

43051132231120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43051132231120 is an abundant number, since it is smaller than the sum of its proper divisors (64742279627096).

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

43051132231120 is a wasteful number, since it uses less digits than its factorization.

43051132231120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41395319479 (or 41395319473 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 43051132231120 its reverse (2113223115034), we get a palindrome (45164355346154).

The spelling of 43051132231120 in words is "forty-three trillion, fifty-one billion, one hundred thirty-two million, two hundred thirty-one thousand, one hundred twenty".