43231155422 has 96 divisors (see below), whose sum is σ = 83724379200. Its totient is φ = 16635507840.

The previous prime is 43231155379. The next prime is 43231155469. The reversal of 43231155422 is 22455113234.

It is a super-2 number, since 2×43231155422² (a number of 22 digits) contains 22 as substring.

Its product of digits (28800) is a multiple of the sum of its prime divisors (3600).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12206972 + ... + 12210512.

It is an arithmetic number, because the mean of its divisors is an integer number (872128950).

Almost surely, 2^43231155422 is an apocalyptic number.

43231155422 is a deficient number, since it is larger than the sum of its proper divisors (40493223778).

43231155422 is a wasteful number, since it uses less digits than its factorization.

43231155422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3651 (or 3600 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

Adding to 43231155422 its reverse (22455113234), we get a palindrome (65686268656).

The spelling of 43231155422 in words is "forty-three billion, two hundred thirty-one million, one hundred fifty-five thousand, four hundred twenty-two".