43131100342 has 16 divisors (see below), whose sum is σ = 72079828992. Its totient is φ = 19187916520.

The previous prime is 43131100321. The next prime is 43131100349. The reversal of 43131100342 is 24300113134.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43131100349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20855398 + ... + 20857465.

It is an arithmetic number, because the mean of its divisors is an integer number (4504989312).

Almost surely, 2^43131100342 is an apocalyptic number.

43131100342 is a deficient number, since it is larger than the sum of its proper divisors (28948728650).

43131100342 is a wasteful number, since it uses less digits than its factorization.

43131100342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41712923.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 43131100342 its reverse (24300113134), we get a palindrome (67431213476).

The spelling of 43131100342 in words is "forty-three billion, one hundred thirty-one million, one hundred thousand, three hundred forty-two".