43331431122 has 96 divisors (see below), whose sum is σ = 114000307200. Its totient is φ = 11619124704.

The previous prime is 43331431109. The next prime is 43331431123. The reversal of 43331431122 is 22113413334.

It is a happy number.

43331431122 is a `hidden beast` number, since 4 + 33 + 314 + 311 + 2 + 2 = 666.

It is a super-2 number, since 2×43331431122² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43331431123) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 171579 + ... + 340737.

It is an arithmetic number, because the mean of its divisors is an integer number (1187503200).

Almost surely, 2^43331431122 is an apocalyptic number.

43331431122 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 43331431122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57000153600).

43331431122 is an abundant number, since it is smaller than the sum of its proper divisors (70668876078).

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

43331431122 is a wasteful number, since it uses less digits than its factorization.

43331431122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169300 (or 169297 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

Adding to 43331431122 its reverse (22113413334), we get a palindrome (65444844456).

The spelling of 43331431122 in words is "forty-three billion, three hundred thirty-one million, four hundred thirty-one thousand, one hundred twenty-two".