43231213234 has 12 divisors (see below), whose sum is σ = 71277909822. Its totient is φ = 19650551360.

The previous prime is 43231213229. The next prime is 43231213243.

It is a happy number.

43231213234 is nontrivially palindromic in base 10.

43231213234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 36823691025 + 6407522209 = 191895^2 + 80047^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 89320447 + ... + 89320930.

Almost surely, 2^43231213234 is an apocalyptic number.

43231213234 is a deficient number, since it is larger than the sum of its proper divisors (28046696588).

43231213234 is a wasteful number, since it uses less digits than its factorization.

43231213234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178641401 (or 178641390 counting only the distinct ones).

The product of its digits is 10368, while the sum is 28.

The spelling of 43231213234 in words is "forty-three billion, two hundred thirty-one million, two hundred thirteen thousand, two hundred thirty-four".