43401031220232 has 192 divisors, whose sum is σ = 137185042176000. Its totient is φ = 12139113474432.

The previous prime is 43401031220227. The next prime is 43401031220249. The reversal of 43401031220232 is 23202213010434.

43401031220232 is a `hidden beast` number, since 4 + 3 + 401 + 0 + 3 + 1 + 2 + 20 + 232 = 666.

It is a super-2 number, since 2×43401031220232² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43401031220196 and 43401031220205.

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, 4053463 + ... + 10160345.

It is an arithmetic number, because the mean of its divisors is an integer number (714505428000).

Almost surely, 2^{43401031220232} is an apocalyptic number.

43401031220232 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43401031220232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68592521088000).

43401031220232 is an abundant number, since it is smaller than the sum of its proper divisors (93784010955768).

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

43401031220232 is a wasteful number, since it uses less digits than its factorization.

43401031220232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6107200 (or 6107193 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 43401031220232 its reverse (23202213010434), we get a palindrome (66603244230666).

The spelling of 43401031220232 in words is "forty-three trillion, four hundred one billion, thirty-one million, two hundred twenty thousand, two hundred thirty-two".