43231131102 has 32 divisors (see below), whose sum is σ = 87144076800. Its totient is φ = 14297151008.

The previous prime is 43231131067. The next prime is 43231131103. The reversal of 43231131102 is 20113113234.

43231131102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43231131103) 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, 373399 + ... + 475277.

It is an arithmetic number, because the mean of its divisors is an integer number (2723252400).

Almost surely, 2^43231131102 is an apocalyptic number.

43231131102 is an abundant number, since it is smaller than the sum of its proper divisors (43912945698).

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

43231131102 is a wasteful number, since it uses less digits than its factorization.

43231131102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102440.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 43231131102 its reverse (20113113234), we get a palindrome (63344244336).

The spelling of 43231131102 in words is "forty-three billion, two hundred thirty-one million, one hundred thirty-one thousand, one hundred two".