43513421422120 has 256 divisors, whose sum is σ = 106871867182080. Its totient is φ = 15849503539200.

The previous prime is 43513421422103. The next prime is 43513421422151. The reversal of 43513421422120 is 2122412431534.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9477981025 + ... + 9477985615.

It is an arithmetic number, because the mean of its divisors is an integer number (417468231180).

Almost surely, 2^{43513421422120} is an apocalyptic number.

43513421422120 is a gapful number since it is divisible by the number (40) 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 43513421422120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53435933591040).

43513421422120 is an abundant number, since it is smaller than the sum of its proper divisors (63358445759960).

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

43513421422120 is a wasteful number, since it uses less digits than its factorization.

43513421422120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5556 (or 5552 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 43513421422120 its reverse (2122412431534), we get a palindrome (45635833853654).

The spelling of 43513421422120 in words is "forty-three trillion, five hundred thirteen billion, four hundred twenty-one million, four hundred twenty-two thousand, one hundred twenty".